WORKING PAPERS

"Understanding Commercial Real Estate: Just How Different from Housing Is It?" NBER Working Paper #14708  http://www.nber.org/papers/w14708, February 2009, View Paper

"Housing Busts and Household Mobility," Wharton Real Estate Center Working Paper, August 2008, (with Fernando Ferreira and Joseph Tracy) View Paper

"Housing Supply," Wharton Real Estate Center Working Paper, August 2008.  View Paper

"Housing Supply and Housing Bubbles," Wharton Real Estate Center Working Paper, July 2008, (with Edward L. Glaeser and Albert Saiz) View Paper

"Urban Housing Markets," Wharton Real Estate Center Working Paper, December 2007, View Paper

"Arbitrage in Housing Markets," Wharton Real Estate Center Working Paper, December 2007, (with Edward L. Glaeser) View Paper

"Do Political Parties Matter? Evidence From U.S. Cities," Wharton Real Estate Center Working Paper, October 2007, (with Fernando Ferreira). View Paper.

"Housing Dynamics,"  Wharton Real Estate Center Working Paper, April 2007, (with Edward L. Glaeser). View Paper

"Residential Land Use Regulation in the Philadelphia MSA,"  Wharton Real Estate Center Working Paper, December 2006, (with Anita A. Summers). View Paper.

"A New Measure of the Local Regulatory Environment for Housing Markets:  The Wharton Residential Land Use Regulatory Index," Wharton Real Estate Center Working Paper, October 2006, (with Albert Saiz, and Anita Summers). View Paper

"Superstar Cities," Wharton Real Estate Center Working Paper, June 2006, (with Christopher J. Mayer, and Todd Sinai). View Paper

"Why Have Housing Prices Gone Up?" Wharton Real Estate Center Working Paper December 2004, (with Edward L. Glaeser and Raven Saks). View Paper