On May 29^th 2013, the famous American economist Prof. Frank Sloan delivered a speech at Taikang Life Conference Hall, School of Economics, Peking University on Is Drinking and Driving a Rational Decision? Prof. Frank Sloan is the academician of America National Academy of Sciences and Institute of Medicine, President of American Society for Health Economists, Professor at Duke University and J. Alexander MacMahon Professor. He has been invited to School of Economics for Overseas Famous Program.