1. Ciccone, Antonio & Hall, Robert E, 1996. "Productivity and the Density of Economic Activity," American Economic Review, American Economic Association, vol. 86(1), pages 54-70, March. [Downloadable!] (restricted)
   Other versions:
   • Ciccone, A. & Hall, R.E., 1993. "Productivity and the Density of Economic Activity," Papers e-93-6, Stanford - Hoover Institution.
   • Antonio Ciccone & Robert E. Hall, 1996. "Productivity and the Density of Economic Activity," NBER Working Papers 4313, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
   • Antonio Ciccone & Robert E. Hall, 1995. "Productivity and the Density of Economic Activity," Economics Working Papers 120, Department of Economics and Business, Universitat Pompeu Fabra. [Downloadable!]
2. Dean Corbae & Sam Ouliaris & Peter C. B. Phillips, 2002. "Band Spectral Regression with Trending Data," Econometrica, Econometric Society, vol. 70(3), pages 1067-1109, May. [Downloadable!] (restricted)
   Other versions:
   • Corbae, D. & Ouliaris, S. & Phillips, P.C.B., 1997. "Band Spectral Regression with Trending Data," Working Papers 97-09, University of Iowa, Department of Economics.
   • Dean Corbae & Sam Ouliaris & Peter C.B. Phillips, 1997. "Band Spectral Regression with Trending Data," Cowles Foundation Discussion Papers 1163, Cowles Foundation, Yale University. [Downloadable!]
3. Wheeler, Christopher H, 2001. "Search, Sorting, and Urban Agglomeration," Journal of Labor Economics, University of Chicago Press, vol. 19(4), pages 879-99, October. [Downloadable!] (restricted)
4. Diamond, Peter A, 1982. "Aggregate Demand Management in Search Equilibrium," Journal of Political Economy, University of Chicago Press, vol. 90(5), pages 881-94, October. [Downloadable!] (restricted)
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   • P. Diamond, 1980. "Aggregate Demand Management in Search Equilibrium," Working papers 268, Massachusetts Institute of Technology (MIT), Department of Economics.
5. Marianne Baxter & Robert G. King, 1999. "Measuring Business Cycles: Approximate Band-Pass Filters For Economic Time Series," The Review of Economics and Statistics, MIT Press, vol. 81(4), pages 575-593, November. [Downloadable!] (restricted)
   Other versions:
   • Marianne Baxter & Robert G. King, 1995. "Measuring Business Cycles Approximate Band-Pass Filters for Economic Time Series," NBER Working Papers 5022, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
6. Diebold, Francis X & Rudebusch, Glenn D, 1990. "A Nonparametric Investigation of Duration Dependence in the American Business Cycle," Journal of Political Economy, University of Chicago Press, vol. 98(3), pages 596-616, June. [Downloadable!] (restricted)
   Other versions:
   • Francis X. Diebold & Glenn D. Rudebusch, 1988. "A nonparametric investigation of duration dependence in the American business cycle," Working Paper Series / Economic Activity Section 90, Board of Governors of the Federal Reserve System (U.S.).
7. Henderson, J. Vernon, 1986. "Efficiency of resource usage and city size," Journal of Urban Economics, Elsevier, vol. 19(1), pages 47-70, January. [Downloadable!] (restricted)
8. Katharine G. Abraham & Robert Shimer, 2001. "Changes in Unemployment Duration and Labor Force Attachment," NBER Working Papers 8513, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
9. Mortensen, Dale T & Pissarides, Christopher A, 1994. "Job Creation and Job Destruction in the Theory of Unemployment," Review of Economic Studies, Blackwell Publishing, vol. 61(3), pages 397-415, July. [Downloadable!] (restricted)
   Other versions:
   • Dale T. Mortensen & Christopher A. Pissarides, 1993. "Job Creation and Job Destruction in the Theory of Unemployment," CEP Discussion Papers dp0110, Centre for Economic Performance, LSE.
10. Alperovich Gershon, 1993. "City Size and the Rate and Duration of Unemployment: Evidence from Israeli Data," Journal of Urban Economics, Elsevier, vol. 34(3), pages 347-357, November. [Downloadable!] (restricted)
11. Helsley, Robert W. & Strange, William C., 1990. "Matching and agglomeration economies in a system of cities," Regional Science and Urban Economics, Elsevier, vol. 20(2), pages 189-212, September. [Downloadable!] (restricted)
12. Glaeser, Edward L & Mare, David C, 2001. "Cities and Skills," Journal of Labor Economics, University of Chicago Press, vol. 19(2), pages 316-42, April. [Downloadable!] (restricted)
    Other versions:
    • Glaeser, E.L. & Mare, D.C., 1994. "Cities and Skills," Papers e-94-11, Stanford - Hoover Institution.
    • Edward L. Glaeser & David C. Mare, 1994. "Cities and Skills," NBER Working Papers 4728, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
13. Robert Shimer, 2001. "The Impact Of Young Workers On The Aggregate Labor Market," The Quarterly Journal of Economics, MIT Press, vol. 116(3), pages 969-1007, August. [Downloadable!] (restricted)
    Other versions:
    • Robert Shimer, 1999. "The Impact of Young Workers on the Aggregate Labor Market," NBER Working Papers 7306, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
14. Neumann, George R & Topel, Robert H, 1991. "Employment Risk, Diversification, and Unemployment," The Quarterly Journal of Economics, MIT Press, vol. 106(4), pages 1341-65, November. [Downloadable!] (restricted)
15. Simon, Curtis J, 1988. "Frictional Unemployment and the Role of Industrial Diversity," The Quarterly Journal of Economics, MIT Press, vol. 103(4), pages 715-28, November. [Downloadable!] (restricted)
16. Wilson, Paul W., 1988. "Wage variation resulting from staggered work hours," Journal of Urban Economics, Elsevier, vol. 24(1), pages 9-26, July. [Downloadable!] (restricted)
17. Duranton, Gilles & Puga, Diego, 2004. "Micro-foundations of urban agglomeration economies," Handbook of Regional and Urban Economics, in: J. V. Henderson & J. F. Thisse (ed.), Handbook of Regional and Urban Economics, edition 1, volume 4, chapter 48, pages 2063-2117 Elsevier. [Downloadable!] (restricted)
    Other versions:
    • Duranton, Gilles & Puga, Diego, 2003. "Microfoundations of Urban Agglomeration Economies," CEPR Discussion Papers 4062, C.E.P.R. Discussion Papers. [Downloadable!] (restricted)
    • Giles Duranton & Diego Puga, 2003. "Micro-Foundations of Urban Agglomeration Economies," NBER Working Papers 9931, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)

Cited by:
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1. André Mollick, 2008. "What explains unemployment in US–Mexican border cities?," The Annals of Regional Science, Springer, vol. 42(1), pages 169-182, March. [Downloadable!] (restricted)
2. Philip J. Cook, 2005. "Underground Gun Markets," Working Papers id:245, esocialsciences.com. [Downloadable!]
   Other versions:
   • Philip J. Cook & Jens Ludwig & Sudhir Venkatesh & Anthony A. Braga, 2005. "Underground Gun Markets," NBER Working Papers 11737, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
3. Fu, Shihe & Dong, Xiaofang & Chai, Guojun, 2008. "Industry specialization, diversification, churning, and unemployment in Chinese cities," MPRA Paper 15339, University Library of Munich, Germany. [Downloadable!]