"This paper compares productivity developments across industrial countries based on official OECD data in the business sector. It discusses the uncertainties surrounding the measurement of both productivity levels and productivity growth, and then focuses on changes in productivity growth. The...

Population aging is widely assumed to have detrimental effects on economic growth yet there is little empirical evidence about the magnitude of its effects. This paper starts from the observation that many U.S. states have already experienced substantial growth in the size of their older...