In a devastating legal blow to Big Taxi, the United States Court of Appeals for the 7th Circuit in Chicago has ruled that Uber and taxis are not the same type of transportation service, and cities like Chicago can therefore regulate each of them differently, see a review of the decision here. Here are some excerpts from the actual decision written by Judge Richard Posner for the three-judge majority, which demonstrate his economic expertise and explain why his 1973 book “Economic Analysis of Law” is now in its 7th edition: