From 1980 to 1992, emerging and developing countries grew by 3.4 percent per year. Their annual rate of growth increased to 5.4 percent between 1993 and 2012. No such increase occurred for advanced nations, whose average growth from 1980 to 2012 was roughly constant (excluding the impact of the...

Many Keynesian macroeconomic models are based on the assumption that firms change prices at different times. This paper presents an explanation for this "staggered" price setting. The authors develop a model in which firms have imperfect knowledge of the current state of the economy and gain...

This paper links the "coordination failure" and "menu cost" approaches to the microeconomic foundations of Keynesian macroeconomics. If a firm's desired price is increasing in others' prices, then the gain from price adjustment after a nominal shock is greater if others adjust. This "strategic...