Kornai, Janos2010-02-122000Kornai, Janos. 2000. Hidden in an envelope: Gratitude payments to medical doctors in Hungary. In The paradoxes of unintended consequences, ed. L. Dahrendorf and Y. Elkana. Budapest: Central European University Press.96392410919789639241091http://nrs.harvard.edu/urn-3:HUL.InstRepos:3636961en-USMonograph or Book