Last year I had the pleasure of presenting a seminar at Yahoo Research. One of the things that interested me about that part of Yahoo was the fact that it had, in my field of economics, made some very significant hires from academia. In a time where some academically oriented labs had fallen aside, Yahoo …
The Kindle does not want to be free
In 1974, hundreds of thousands of Australians with a bank account in good standing received a piece of plastic in the mail: a credit card, known as a Bankcard, launched and operated by a consortium of Australian banks. In one swoop, a payment instrument that had been previously available to only the wealthy in Australia (through …
Al Roth, Market Designer
Al Roth has been doing fascinating work designing matching markets. These include the markets for matching kidney donors and recipients, medical residents to programs, and assigning students to schools. In these markets, small changes in the "rules of the game" can lead to big efficiency gains, and it's not always obvious how to best make those …

