Based on Baumol’s cost-disease model, we develop two alternative measures of the change in the productivity of … schooling. Both productivity measures are based on changes in the relative price of schooling. We find that in most OECD … countries the price of schooling has increased faster in 1970-94 than would be compatible with constant schooling productivity …

Based on Baumol's cost-disease model, we develop two alternative measures of the change in the productivity of … schooling. Both productivity measures are based on changes in the relative price of schooling. We find that in most OECD … countries the price of schooling has increased faster in 1970-94 than would be compatible with constant schooling productivity …

We estimate the relative roles of factor inputs and productivity in explaining the level of economic development, which … is measured as output per worker. For a large sample of countries, we show that alternative identifying productivity … productivity in a decomposition of output per worker. For a sample of OECD countries, we find that productivity has almost no role …