NBER WORKING PAPER SERIES VARIATION IN EMPLOYMENT GROWTH IN CANADA: THE ROLE OF EXTERNAL, NATIONAL, REGIONAL AND INDUSTRIAL FACTORS Joseph G. Altonji John C. Ham Working Paper No. 1816 NATIONAL BUREAU OF ECONOMIC RESEARCH 1050 Massachusetts Avenue Cambridge, MA 02138 January 1986 We are especially grateful to David Card and Whitney Newey for many helpful discussions. Geprge Jakubson, John Kennan, Bruce Lehmann, Angelo Melino, Richard Rogerson, Aloysius Slow and Ernst Stromsdorfer made very useful comments on the paper. We also bene- fitted from comments received from participants at a conference on Adjustment in Labor Markets, University of Santa Clara, members of the labor market group of the NBER's Summer Workshop on Economic Fluctuations, and participants in the Industrial Relations Workshop at Princeton University. Dwayne Benjamin provided exceptional research assistance. SSHRC, Canada provided generous financial support. We emphasize that we alone are responsible for any shortcomings of the paper. The research reported here is part of the N8ERs research programs in Economic Fluctuations and Labor Studies. Any opinions expressed are those of the authors and not those of the National Bureau of Economic Research.