Philip A. Haile Econometrica, 70(6), November 2002:2107-2140 August 2000 September 2001 URL: http://dx.doi.org/10.1111/j.1468-0262.2002.00435.x Tags: Auctions, Market Design, and Online Advertising (Theory, Empirical, and Econometrics), Econometric Theory and Machine Learning, Industrial Organization and the Econometrics of IO