Industrialized Cyclist Notepad


Automobiles on Steroids
January 12, 2012, 08:38
Filed under: Uncategorized | Tags: , , , ,

From a paper by Christopher Knittel in American Economic Review (pdf).

http://web.mit.edu/newsoffice/2011/cars-on-steroids-0104.html


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Since 1980, horsepower has more than doubled, and average weight has gone way up, so mpg gains have been largely canceled.

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