I estimate a Solow model augmented with human capital in 42 countries for 1910–2000. Estimated TFP growth is 0.3%/year, and the steady-state rate for GDP/capita is 1.0%/year. Implicitly for high-income countries maintaining growth above this rate will be increasingly difficult.

PWT 7.0 data deviate substantially from PWT 6.3 data because the benchmarked prices for 1970 to 1996 used in PWT 6.3 were entirely discarded. PWT 7.0 data are unreliable and appear to be much less accurate than PWT 6.3 data.

Using a dynamic augmented Solow model, I estimate the effect of students’ schooling attainment, schooling expenditures, and students’ test scores on growth rates over the period 1985-2005. I also estimate the effect of related measures for human capital stocks on national income in a static...

This article presents revised estimates of the external rates of return on investment in schooling provided in “Schooling and National Income: How Large Are the Externalities?” The analysis is based on data for the same set of countries, but it incorporates methodological improvements that...