Acemoglu, Johnson, Robinson, and Yared (2008) demonstrate that estimation of the standard adjustment model with country-fixed and time-fixed effects removes the statistical significance of income as a causal factor of democracy. We argue that their empirical approach must produce insignificant...

Long-run development (in income) causes a large fall in the share of agriculture commonly known as the agricultural transition. We confirm that this conventional wisdom is strongly supported by the data. Long-run development (in income) also causes a large increase in democracy known as the...

The Grand Transition (GT) view claims that economic development is causal to institutional development, and that many institutional changes can be understood as transitions occurring at roughly the same level (zones) of development. The Primacy of Institutions (PoI) view claims that economic...

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...