The new growth literature, using both endogenous growth and neoclassical models, has generated strong claims for the effect of national policies on economic growth. Empirical work on policies and growth has tended to confirm these claims. This paper casts doubt on this claim for strong effects...

Soviet growth over 1960-89 was the worst in the world after we control for investment and human capital; the relative performance worsens over time. The declining Soviet growth rate over 1950-87 is explained by the declining marginal product of capital; the rate of TFP growth is roughly constant...

Soviet growth over 1960-89 was the worst in the world after we control for investment and human capital; the relative performance worsens over time. The declining Soviet growth rate over 1950-87 is explained by the declining marginal product of capital; the rate of TFP growth is roughly constant...