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kottke.org posts about economics

How much would the Death Star cost to build?

Over at the Centives economic blog, they figured out how much it would cost to build the Death Star in 2012 dollars. Spoiler: A lot. It would cost a lot.

We began by looking at how big the Death Star is. The first one is reported to be 140km in diameter and it sure looks like it’s made of steel. But how much steel? We decided to model the Death Star as having a similar density in steel as a modern warship. After all, they’re both essentially floating weapons platforms so that seems reasonable.

(via marginalrevolution)


How professional football might end (sooner than you think)

Writing for Grantland, economists Tyler Cowen and Kevin Grier imagine how the NFL might end due to the increasing visibility of head injuries.

This slow death march could easily take 10 to 15 years. Imagine the timeline. A couple more college players β€” or worse, high schoolers β€” commit suicide with autopsies showing CTE. A jury makes a huge award of $20 million to a family. A class-action suit shapes up with real legs, the NFL keeps changing its rules, but it turns out that less than concussion levels of constant head contact still produce CTE. Technological solutions (new helmets, pads) are tried and they fail to solve the problem. Soon high schools decide it isn’t worth it. The Ivy League quits football, then California shuts down its participation, busting up the Pac-12. Then the Big Ten calls it quits, followed by the East Coast schools. Now it’s mainly a regional sport in the southeast and Texas/Oklahoma. The socioeconomic picture of a football player becomes more homogeneous: poor, weak home life, poorly educated. Ford and Chevy pull their advertising, as does IBM and eventually the beer companies.

Is this how soccer finally conquers America? Not that soccer doesn’t have its own concussion-related problems.

Update: Claire McNear for the Ringer: It’s Getting Harder and Harder to Deny That Football Is Doomed.

They keep telling us they’re going to find a safe way to do it β€” a way to play football that doesn’t result in Tre Mason’s mom telling the police that her 23-year-old son just isn’t acting right, that her boy, who couldn’t bring himself to turn up at Rams training camp this summer, now has the mind-set of a 10-year-old. They keep telling us they’re going to find a way that doesn’t end with Bruce Miller, all 248 pounds of him, wandering lost and angry and confused, looking very much like someone exhibiting the symptoms of long-term brain damage, and then attempting to enter a family’s hotel room and allegedly beating a 70-year-old man.


Debunking the Manhattan skyscraper bedrock myth

Economist Jason Barr and his colleagues measured the bedrock depth in Manhattan and correlated it with building height. In doing so, they busted the long-held belief that there were no skyscrapers between Midtown and the Financial District because of insufficient bedrock.

What the economists found was that some of the tallest buildings of their day were built around City Hall, where the bedrock reaches its deepest point in the city, about 45 meters down, between there and Canal Street, at which point the bedrock begins to rise again toward the middle of the island. Indeed, Joseph Pullitzer built his record-setting New York World Building, a 349-foot colossus, at 99 Park Row, near the nadir, as did Frank Woolworth a decade later.

(via @bobulate)


The parking problem

Parking is expensive to create β€” up to $140,000 per space in an underground garage β€” but is low-cost or even free to use, which results in strange economic situations and irrational human behavior.

After 36 years, Shoup’s writings β€” usually found in obscure journals β€” can be reduced to a single question: What if the free and abundant parking drivers crave is about the worst thing for the life of cities? That sounds like a prescription for having the door slammed in your face; Shoup knows this too well. Parking makes people nuts. “I truly believe that when men and women think about parking, their mental capacity reverts to the reptilian cortex of the brain,” he says. “How to get food, ritual display, territorial dominance β€” all these things are part of parking, and we’ve assigned it to the most primitive part of the brain that makes snap fight-or-flight decisions. Our mental capacities just bottom out when we talk about parking.”

(via @hotdogsladies)


McRibonomics

This is likely the best piece you’ll read about the economics of the McRib and McDonald’s motivation in its periodic reintroduction.

At this volume, and with the impermanence of the sandwich, it only makes sense for McDonald’s to treat the sandwich as a sort of arbitrage strategy: at both ends of the product pipeline, you have a good being traded at such large volume that we might as well forget that one end of the pipeline is hogs and corn and the other end is a sandwich. McDonald’s likely doesn’t think in these terms, and neither should you.

Oh and speaking of pipelines:

And for its part, the McRib makes a mockery of this whole terribly labor-intensive system of barbecue, turning it into a capital-intensive one. The patty is assembled by machinery probably babysat by some lone sadsack, and it is shipped to distribution centers by black-beauty-addicted truckers, to be shipped again to franchises by different truckers, to be assembled at the point of sale by someone who McDonald’s corporate hopes can soon be replaced by a robot, and paid for using some form of electronic payment that will eventually render the cashier obsolete.

There is no skilled labor involved anywhere along the McRib’s Dickensian journey from hog to tray, and certainly no regional variety, except for the binary sort β€” Yes, the McRib is available/No, it is not β€” that McDonald’s uses to promote the product. And while it hasn’t replaced barbecue, it does make a mockery of it.

(via @joeljohnson)


The capitalist cabal

An analysis by complex systems theorists at the Swiss Federal Institute of Technology reveals that a “super-entity” of just 147 companies that controls 40% of the wealth among the world’s transnational corporations. And even worse is how tightly integrated these companies are…large pieces tightly coupled is a recipe for economic disaster.

John Driffill of the University of London, a macroeconomics expert, says the value of the analysis is not just to see if a small number of people controls the global economy, but rather its insights into economic stability.

Concentration of power is not good or bad in itself, says the Zurich team, but the core’s tight interconnections could be. As the world learned in 2008, such networks are unstable. “If one [company] suffers distress,” says Glattfelder, “this propagates.”

“It’s disconcerting to see how connected things really are,” agrees George Sugihara of the Scripps Institution of Oceanography in La Jolla, California, a complex systems expert who has advised Deutsche Bank.


Do attractive athletes make more money?

In discussing whether Jeff Francoeur was worth the 2 year contract extension granted by the Royals, Jonah Keri wondered if Francoeur scored a more lucrative contract because he was handsome. Turns out, he probably did. As longtime Kottke acolytes, you already knew this phenomenon applied to regular people.

To put this result in perspective, we found that a “good-looking” quarterback like Kerry Collins or Charlie Frye earned approximately $300,000 more per year than his stats and other pay factors would predict. Meanwhile, quarterbacks like Jeff George and Neil O’Donnell, who, sadly, were not found to have very symmetrical faces, suffered an equivalent penalty.

Poor, poor, Neil O’Donnell. Did you ever wonder if good looking people get paid more because they’re better at what they do? Eli Cash’s follow up to Wild Cat and Old Custer tackles this question. “Well, everyone knows attractive people get paid more. What this book presupposes is… maybe they deserve it.”


Last place aversion

Researchers have found that lower income individuals become more opposed to programs designed to help them if people they perceive as below them will also be helped. I don’t have a comment on this except, COMEON!

Instead of opposing redistribution because people expect to make it to the top of the economic ladder, the authors of the new paper argue that people don’t like to be at the bottom. One paradoxical consequence of this “last-place aversion” is that some poor people may be vociferously opposed to the kinds of policies that would actually raise their own income a bit but that might also push those who are poorer than them into comparable or higher positions. The authors ran a series of experiments where students were randomly allotted sums of money, separated by $1, and informed about the “income distribution” that resulted. They were then given another $2, which they could give either to the person directly above or below them in the distribution.

The other side of this is Warren Buffett wanting the government to charge him higher taxes.

(Via @chrisfahey)


The Big Mac Index

The Economist has updated their Big Mac Index, a “fun” measure of how purchasing power varies from country to country.

It is based on the theory of purchasing-power parity (PPP), the notion that in the long run exchange rates should move towards the rate that would equalise the prices of a basket of goods and services around the world. At market exchange rates, a burger is 44% cheaper in China than in America. In other words, the raw Big Mac index suggests that the yuan is 44% undervalued against the dollar. But we have long warned that cheap burgers in China do not prove that the yuan is massively undervalued. Average prices should be lower in poor countries than in rich ones because labour costs are lower. The chart above shows a strong positive relationship between the dollar price of a Big Mac and GDP per person.


The economics of penis size

A paper authored by Tatu Westling of Helsinki University explores the relationship between the GDP growth of countries and the penile length of their residents.

The size of male organ is found to have an inverse U-shaped relationship with the level of GDP in 1985. It can alone explain over 15% of the variation in GDP. The GDP maximizing size is around 13.5 centimetres, and a collapse in economic development is identified as the size of male organ exceeds 16 centimetres.

That “U-shaped” curve…it looks like something flaccid-ish, innit? (via @atenni)


The economics of an ice cream cone

At a Boston ice cream shop, the cost of ice cream cone has risen 10% in the last four months. The Boston Globe investigated down the supply chain and detailed where the price increases are coming from.

Ice cream may be a deliciously simple combination of milk, butter, and sugar, but the true cost of an ice cream cone is no simple business calculation. Toscanini’s price tag is part of complex and increasingly interconnected world economy, one that links a dairy farm in the tiny Western Massachusetts town of Colrain to the sprawling neighborhoods of Beijing.

Also of note: pistachio ice cream might be difficult to find this summer because the cost of pistachios has increased sharply in recent months. (via girlhacker)


The Groupon IPO

I don’t really have an opinion about it, but David Heinemeier Hansson does:

Groupon has filed its S-1 and hopes to raise $750M in its initial public offering. Given they’re currently losing a staggering $117M per quarter, despite revenues of $644M, they’ll be burning through that cash almost as soon as it hits their account.

At the moment, it’s costing them $1.43 to make $1, and it doesn’t look like it’s getting any cheaper. They’re already projected to make close to three billion dollars in revenues this year. If you can’t figure out how to make money on three billion in revenue, when exactly will the profit magic be found? Ten billion? Fifty billion?

To which John Gruber adds:

I feel like the Groupon IPO is an elaborate practical joke.

It was a different time and (as DHH notes) a different company, but when Amazon IPOed in 1997, they lost $27.6 million that year on net sales of $147.8 million. That’s an 18% loss for Amazon compared to Groupon’s, hey, 18% loss. Amazon didn’t report their first profit until Q4 2001. No guarantee whether Groupon will ever turn a profit but something to consider anyway. Oh, and probably not relevant but interesting nonetheless: Amazon CEO Jeff Bezos is an investor in DHH’s company, 37signals…and until recently, 37signals co-founder Jason Fried was on Groupon’s board of directors.


Why the crime decline?

Nice summary of the current thinking about why crime is falling in the US even though the unemployment rate is relatively high. One possible culprit is leaded gasoline:

There may also be a medical reason for the decline in crime. For decades, doctors have known that children with lots of lead in their blood are much more likely to be aggressive, violent and delinquent. In 1974, the Environmental Protection Agency required oil companies to stop putting lead in gasoline. At the same time, lead in paint was banned for any new home (though old buildings still have lead paint, which children can absorb).

Tests have shown that the amount of lead in Americans’ blood fell by four-fifths between 1975 and 1991. A 2007 study by the economist Jessica Wolpaw Reyes contended that the reduction in gasoline lead produced more than half of the decline in violent crime during the 1990s in the U.S. and might bring about greater declines in the future. Another economist, Rick Nevin, has made the same argument for other nations.

(via @kbandersen)


NYC groceries cheaper than in rest of the US

It seems that item for item, food in New York City is actually cheaper than in many other parts of the country.

Using data from the ACNielsen HomeScan database, which employed bar-code scanners to track every purchase made by roughly 33,000 U.S. households in 2005, the two economists compared identical products sold in cities big and small, both at high-end grocery stores and discount retailers. In nearly every case, New York products were cheaper than in places such as Memphis, Indianapolis and Milwaukee.

(via stellar)


A Disneyland of child labor

The Morning News has a piece today on KidZania, a theme park for kids where they work and buy stuff just like grown-ups.

But at the heart of the concept and the business of KidZania is corporate consumerism, re-staged for children whose parents pay for them to act the role of the mature consumer and employee. The rights to brand and help create activities at each franchise are sold off to real corporations, while KidZania’s own marketing emphasizes the arguable educational benefits of the park.

Kidzania

Each child receives a bank account, an ATM card, a wallet, and a check for 50 KidZos (the park’s currency). At the park’s bank, which is staffed by adult tellers, kids can withdraw or deposit money they’ve earned through completing activities β€” and the account remains even when they go home at the end of the day. A lot of effort goes into making the children repeat visitors of this Lilliputian city-state.

A US outpost of KidZania is coming sometime in 2013.


How a Tokyo Earthquake Could Devastate Wall Street and the Global Economy

That’s the title of an article written by Michael Lewis in 1989.

A big quake has hit Tokyo roughly every 70 years for four centuries: 1923, 1853, 1782, 1703, 1633.

(via @daveg)


Pay the homeless

If a small experiment conducted in London is any indication, a cost effective way to help the homeless may be to simply give them money.

One asked for a new pair of trainers and a television; another for a caravan on a travellers’ site in Suffolk, which was duly bought for him. Of the 13 people who engaged with the scheme, 11 have moved off the streets. The outlay averaged Β£794 ($1,277) per person (on top of the project’s staff costs). None wanted their money spent on drink, drugs or bets. Several said they co-operated because they were offered control over their lives rather than being “bullied” into hostels. Howard Sinclair of Broadway explains: “We just said, ‘It’s your life and up to you to do what you want with it, but we are here to help if you want.’”

Β£794 per person may sound high but not compared to the estimated Β£26,000 annually spent on each homeless person by the state.


The Celtic Paper Tiger

Michael Lewis continues his tour of economic disasters β€” he wrote about Greece and Iceland for Vanity Fair and wrote an entire book on the US subprime mess β€” with a piece on Ireland and the country’s spectacular rise in becoming Europe’s mightiest economic engine and even steeper fall to third-world economic mess.

Even in an era when capitalists went out of their way to destroy capitalism, the Irish bankers set some kind of record for destruction. Theo Phanos, a London hedge-fund manager with interests in Ireland, says that “Anglo Irish was probably the world’s worst bank. Even worse than the Icelandic banks.”

Ireland’s financial disaster shared some things with Iceland’s. It was created by the sort of men who ignore their wives’ suggestions that maybe they should stop and ask for directions, for instance. But while Icelandic males used foreign money to conquer foreign places β€” trophy companies in Britain, chunks of Scandinavia β€” the Irish male used foreign money to conquer Ireland. Left alone in a dark room with a pile of money, the Irish decided what they really wanted to do with it was to buy Ireland. From one another. An Irish economist named Morgan Kelly, whose estimates of Irish bank losses have been the most prescient, made a back-of-the-envelope calculation that puts the losses of all Irish banks at roughly 106 billion euros. (Think $10 trillion.) At the rate money currently flows into the Irish treasury, Irish bank losses alone would absorb every penny of Irish taxes for at least the next three years.

In recognition of the spectacular losses, the entire Irish economy has almost dutifully collapsed. When you fly into Dublin you are traveling, for the first time in 15 years, against the traffic. The Irish are once again leaving Ireland, along with hordes of migrant workers. In late 2006, the unemployment rate stood at a bit more than 4 percent; now it’s 14 percent and climbing toward rates not experienced since the mid-1980s. Just a few years ago, Ireland was able to borrow money more cheaply than Germany; now, if it can borrow at all, it will be charged interest rates nearly 6 percent higher than Germany, another echo of a distant past. The Irish budget deficit β€” which three years ago was a surplus β€” is now 32 percent of its G.D.P., the highest by far in the history of the Eurozone. One credit-analysis firm has judged Ireland the third-most-likely country to default. Not quite as risky for the global investor as Venezuela, but riskier than Iraq. Distinctly Third World, in any case.


LCD Soundsystem ticket debacle

So, LCD Soundsystem is retiring and to see off their fans, they decided to perform one last show at Madison Square Garden. Except that they didn’t think they’d sell the place out and didn’t pay too much attention to how the tickets were being sold. When the tickets went on sale last week, they sold out immediately. Many fans didn’t get tickets, the band’s family and friends didn’t get tickets, and even some of the band didn’t get tickets. Scalpers bought thousands upon thousands of tickets and the band is hopping mad. So they’re adding four more NYC shows right before the MSG gig to give their fans a chance to see them and to screw the scalpers by increasing the supply (and therefore lowering demand and prices).

oh-and a small thing to scalpers: “it’s legal” is what people say when they don’t have ethics. the law is there to set the limit of what is punishable (aka where the state needs to intervene) but we are supposed to have ethics, and that should be the primary guiding force in our actions, you fucking fuck.

It would be fun if all those scalpers got stuck with thousands of unsellable MSG tickets.


Picturing economic inequality

Dutch economist Jan Pen devised a clever way of picturing economic inequality: as the height of people walking past you.

Imagine people’s height being proportional to their income, so that someone with an average income is of average height. Now imagine that the entire adult population of America is walking past you in a single hour, in ascending order of income.

The first passers-by, the owners of loss-making businesses, are invisible: their heads are below ground. Then come the jobless and the working poor, who are midgets. After half an hour the strollers are still only waist-high, since America’s median income is only half the mean. It takes nearly 45 minutes before normal-sized people appear. But then, in the final minutes, giants thunder by. With six minutes to go they are 12 feet tall. When the 400 highest earners walk by, right at the end, each is more than two miles tall.

(via ben fry)


The economics of Seinfeld

Dozens of scenes from Seinfeld used to explain economic concepts. For instance, in an episode from season five:

George thinks he has been offered a job, but the man offering it to him got interrupted in the middle of the offer, and will be on vacation for the next week. George, unsure whether an offer has actually been extended, decides that his best strategy is to show up. If the job was indeed his, this is the right move. But even if the job is not, he believes that the benefits outweigh the costs.

Economic concepts touched on: cost-benefit analysis, dominant strategy, and game theory. (via what i learned today)


Complexity and the fall of Rome

In Jospeh Tainter’s The Collapse of Complex Societies, the author argues that the fall of Rome happened because “the usual method of dealing with social problems by increasing the complexity of society [became] too costly or beyond the ability of that society”. Basically when Rome stopped expanding its territory, the fallback was relying solely on agriculture, a relatively low-margin affair.

The distances, now no longer adjacent to easily accessible coastline, were making the cost of conquest prohibitive. More to the point, the enemies Rome faced as it grew larger were vast empires themselves and were more than capable of defeating the Roman legions.

It was at this point that Rome had reached a turning point: no longer would conquest be a significant source of revenue for the empire, for the cost of further expansion yielded no benefits greater than incurred costs. Conjointly, garrisoning its extensive border with its professional army was becoming more burdensome, and more and more Rome came to rely on mercenary troops from Iberia and Germania.

The result of these factors meant that the Roman Empire began to experience severe fiscal problems as it tried to maintain a level of social complexity that was beyond the marginal yields of it’s agricultural surplus and had been dependent upon continuous territorial expansion and conquest.

Hopefully I don’t have to draw you a picture of how this relates to large bureaucratic companies.


Inflationary language

Comedian and entertainer Victor Borge used to do a bit where he’d muse about the application of economic inflation to language.

See, we have hidden numbers in the words like “wonderful,” “before,” “create,” “tenderly.” All these numbers can be inflated and meet the economy, you know, by rising to the occcassion. I suggest we add one to each of these numbers to be prepared. For example “wonderful” would be “two-derful.” Before would be Be-five. Create, cre-nine. Tenderly should be eleven-derly. A Leiutenant would be a Leiut-eleven-ant. A sentance like, “I ate a tenderloin with my fork” would be “I nine an elevenderloin with my five-k.”

Here’s the whole routine:

(via bobulate)


Building a Black Swan-robust society

New Statesman has an excerpt of the new-for-the-paperback postscript from Nassim Taleb’s The Black Swan, which book was probably the most interesting one I’ve read in quite some time (if you can handle some of the ridiculous posturing).

An economist would find it inefficient to carry two lungs and two kidneys β€” consider the costs involved in transporting these heavy items across the savannah. Such optimisation would, eventually, kill you, after the first accident, the first “outlier”. Also, consider that if we gave Mother Nature to economists, it would dispense with individual kidneys β€” since we do not need them all the time, it would be more “efficient” if we sold ours and used a central kidney on a time-share basis. You could also lend your eyes at night, since you do not need them to dream.

Read through to the end for Taleb’s list of ten principles for a Black Swan-robust society.


800 years of financial folly

Unsurprisingly finding itself on the bestseller list is a book by Kenneth Rogoff and Carmen Reinhart called This Time is Different, an economic history of the dozens of financial crises that have occurred over the past 800 years. The NY Times has a profile of the authors.

Mr. Rogoff says a senior official in the Japanese finance ministry was offended at the suggestion in “This Time Is Different” that Japan had once defaulted on its debt and sent him an angry letter demanding a retraction. Mr. Rogoff sent him a 1942 front-page article in The Times documenting the forgotten default. “Thank you,” the official wrote in apology, “for teaching the Japanese something about our own country.”


Social status and nightclub bouncers

A professor from the Kellogg School of Management wondered: what rules do the bouncers at exclusive night clubs use to filter some clientele into the club and leave others out in the cold?

Bouncers weighed each cue differently. Social network mattered most, gender followed. For example, a young woman in jeans stood a higher chance of entrance than a well-dressed man. And an elegantly dressed black man stood little chance of getting in unless he knew someone special.


Dear Leader meets Sim City

A 22-yo architecture student from The Philippines has “beaten” Sim City 3000 by building a city with the largest possible population that sustains itself for 50,000 years. The city, called Magnasanti, is not somewhere you would want to live.

There are a lot of other problems in the city hidden under the illusion of order and greatness: Suffocating air pollution, high unemployment, no fire stations, schools, or hospitals, a regimented lifestyle β€” this is the price that these sims pay for living in the city with the highest population. It’s a sick and twisted goal to strive towards. The ironic thing about it is the sims in Magnasanti tolerate it. They don’t rebel, or cause revolutions and social chaos. No one considers challenging the system by physical means since a hyper-efficient police state keeps them in line. They have all been successfully dumbed down, sickened with poor health, enslaved and mind-controlled just enough to keep this system going for thousands of years. 50,000 years to be exact. They are all imprisoned in space and time.

Update: In 1922, Le Corbusier designed an “ideal” city with 3 million inhabitants. (thx, diana)


Taming Manhattan’s traffic

In an attempt to eliminate Manhattan’s travel inefficiencies and encourage more use of public transportation, Charles Komanoff spent three years creating an Excel spreadsheet (you can download it here) that details “the economic and environmental impact of every single car, bus, truck, taxi, train, subway, bicycle, and pedestrian moving around New York City”. Based on that research, he’s come up with a plan for changing how transportation is paid for in Manhattan below 60th St. (the CBD or central business district).

It would charge $3 to cars entering the CBD on weekday nights, $6 for most of the day, and $9 during rush hour. The subway fare also varies, but is always less than the $2.25 it is today: $1 at night, rising to $1.50 as day breaks, and peaking at $2 during weekday rush hours. Buses are always free, because the time saved when passengers aren’t fumbling for change more than makes up for the lost fare revenue. Komanoff’s plan also imposes a 33 percent surcharge on every taxi ride, 10 percent of which would go to the cab driver and the rest to the city.

Komanoff’s plan is vastly more sophisticated than a simple bridge toll. Instead of merely punishing drivers, he has built a delicate system of incentives and revenue streams. Just as a musical fugue weaves several melodic lines into a complex yet harmonious whole, Komanoff’s policy assembles all the various modes of transportation into a coherent, integrated traffic system.


Restaurant chain opens pay what you can cafe

Panera Bread Co converted one of their St. Louis locations into a cafe without prices. I love this model, but I feel like it probably works better with one of a kind products (art, music, movies, books) that are likely to have passionate fans. I hope it works, though. Ron Shaich Panera’s chairman had this to say:

I’m trying to find out what human nature is all about. My hope is that we can eventually do this in every community where there’s a Panera.

(via @cdefazio)


The neuroscience of Costco

Jonah Lehrer on what our brains are up to when we’re shopping at Costco.

As I note in How We Decide, this data directly contradicts the rational models of microeconomics. Consumers aren’t always driven by careful considerations of price and expected utility. We don’t look at the electric grill or box of chocolates and perform an explicit cost-benefit analysis. Instead, we outsource much of this calculation to our emotional brain, and rely on relative amounts of pleasure versus pain to tell us what to purchase.