Introduction: Edward L. Glaeser (bibliographic info) (download) version of March 19, 2009

1. Estimating Agglomeration Economies with History, Geology, and Worker Effects: Pierre-Philippe Combes, Gilles Duranton, Laurent Gobillon, Sébastien Roux (bibliographic info) (download) version of March 19, 2009

2. Dispersion in House Price and Income Growth Across Markets: Facts and Theories: Joseph Gyourko, Christopher Mayer, Todd Sinai (bibliographic info) (download)

3. Cities as Six-By-Six-Mile Squares: Zipf’s Law?: Thomas J. Holmes, Sanghoon Lee (bibliographic info) (download) version of March 19, 2009

4. Labor Pooling as a Source of Agglomeration: An Empirical Investigation: Henry G. Overman, Diego Puga

5. Urbanization, Agglomeration, and Co-Agglomeration of Service Industries: Jed Kolko (bibliographic info) (download) version of March 19, 2009

6. Who Benefits Whom in the Neighborhood? Demographics and Retail Product Geography: Joel Waldfogel (bibliographic info) (download) version of March 19, 2009

7. Understanding Agglomerations in Healthcare: Katherine Baicker, Amitabh Chandra

8. The Agglomeration of U.S. Ethnic Inventors: William R. Kerr

9. Small Establishments/Big Effects: Agglomeration, Industrial Organization and Entrepreneurship: Stuart S. Rosenthal, William C. Strange (bibliographic info) (download) version of March 19, 2009

10. Did the Death of Distance Hurt Detroit and Help New York?: Edward L. Glaeser, Giacomo A. M. Ponzetto (bibliographic info) (download) version of March 19, 2009

11. New Evidence on Trends in the Cost of Urban Agglomeration: Matthew E. Kahn (bibliographic info) (download) version of March 19, 2009