Using U.S. manufacturing data, Griliches (1969) found evidence suggesting that capitalequipment was more substitutable for unskilled than skilled labor. Griliches formulated thisfinding as the capital-skill complementarity hypothesis. The purpose of this study is todetermine whether the...

We use plant output and input prices to decompose the profit margin into four parts:productivity, demand shocks, mark-ups and input costs. We find that each of these marketfundamentals are important in explaining plant exit. We then use variation across sectors intariff changes after the...