1. Short run movements in productivity: Market power versus capacity utilization;Abbott,1989
2. Short and long run externalities;Bartelsman;NBER working paper no. 3810,1991
3. Productive externalities and cyclical volatility;Baxter,1990
4. Growth accounting and externalities;Benhabib;American Economic Review,1991
5. Procyclical labor productivity and competing theories of the business cycle;Bernanke;Journal of Political Economy,1991