In the 1960s and 1970s Harrod shifted the emphasis of his research in economic dynamics from the study of business cycles (instability principle) to the investigation of the growth process. As part of that, he restated his concept of the natural growth rate as an optimum welfare rate. The...

The endogenous growth literature includes two competing views concerning the influence of human capital on output growth: human capital may be a conventional input and determine just the level of output or it may be essential to raise productivity via R&D. Distinguishing empirically between...

We find that the distribution of income matters to aggregate carbon dioxide emissions and hence global warming. Higher inequality, both between and within countries is associated with lower carbon emissions at given average incomes. We also confirm that economic growth generally comes with...