1. University of California-Irvine, 3151 Social Science Plaza, Irvine, CA 92697, and LEMMA, Université Panthéon-Assas (email: )
2. University of Wisconsin-Madison, 975 University Avenue, Madison, WI 53706, Federal Reserve Bank Chicago, and Federal Reserve Bank Minneapolis (email: )
3. Purdue University, 403 W. State Street, West Lafayette, IN 47907 (email: )