1. Variation in employment growth in Canada: The role of external, national, regional, and industrial factors;Altonji;NBER working paper no. 1816,1986
2. Permanent and transitory components in macroeconomic fluctuations;Campbell;NBER working paper no. 2169,1987
3. International evidence on the periods of economic fluctuation;Campbell,1987
4. How big is the random walk in GNP?;Covhrane,1986
5. Fiscal policies in the world economy;Frenkel;Journal of Political Economy,1986