Baumol (1967) showed that the rate of growth of an economy slows down if a sector has lower productivity than others and the demand between goods is inelastic. This paper points out that trade is equivalent to technological progress in the tradable sector. Therefore an open economy has higher...

This paper asks how well Okun's Law fits short-run unemployment movements in the United States since 1948 and in twenty advanced economies since 1980. We find that Okun's Law is a strong and stable relationship in most countries, one that did not change substantially during the Great Recession....

This paper asks how well Okun's Law fits short-run unemployment movements in the United States since 1948 and in twenty advanced economies since 1980. We find that Okun's Law is a strong and stable relationship in most countries, one that did not change substantially during the Great Recession....