The neoclassical growth model accords with empirical evidence on convergence if capital is viewed broadly to include human investments, so that diminishing returns to capital set in slowly, and if differences in government policies or other variables create substantial differences in...

After arguing that the concepts of b-convergence and s-convergence are independently interesting, this paper extends the empirical evidence on regional growth and convergence across the United States, Japan, and five European nations. We confirm that the estimated speeds of convergence are...