When income inequality increases when average income levels increase, rises in average income levels might result in inequality costs. This paper develops marginal social welfare measures that account for the possibility that income inequality changes when average income levels change....

We construct and derive the properties of an estimator of welfarewhich takes advantage of the detailed nature of information about living standards available in small household surveys and the comprehensive coverage of a census. By combining the strengths of each, our estimator can be used at a...

In recent years there has been a growing interest in the impact of inequality on economic growth. Both theoretical and empirical approaches have produced ambiguous results on sign and size of this relationship. Although there is a considerable part of the literature that considers inequality...

We present a multi-country theory of economic growth in which countries are connected by a network of mutual knowledge exchange. Growth is generated through human capital accumulation and knowledge externalities. The available knowledge in any country depends on its connections to the rest of...

We present a multi-country theory of economic growth and R&D-driven technological progress in which countries are connected by a network of knowledge exchange. Technological progress in any country depends on the state of technology in the countries it exchanges knowledge with. The diffusion of...

A recently much debated issue is why observed investment and growth rates inpoor countries are lower than traditional theory predicts. Empirical evidencesuggests that social and political instability is a major reason for thedivergence between poor and rich countries. However, there is still the...