University of Washington / Boston University / Semiparametric Two-step GMM1 Daniel Ackerberg2 Xiaohong Chen3 Jinyong Hahn4 University of Michigan Yale UCLA Zhipeng Liao5 UCLA First Version / Bunche Hall / Lorch Hall / University of Michigan / Yale University / /
University of Washington / USC / Economics Department / Department of Economics / National Science Foundation / University of Michigan / Semiparametric Two-step GMM1 Daniel Ackerberg2 Xiaohong Chen3 Jinyong Hahn4 University of Michigan Yale UCLA Zhipeng Liao5 UCLA First Version / Boston University / NYU / Yale University / /