We use a model of human capital investment and activity choice to explain facts describing gender differentials in the levels and returns to human capital investments. These include the higher return to and level of schooling, the small effect of healthiness on wages, and the large effect of...

This paper analyzes the issues of immigration and outsourcing in a general-equilibrium model of international factor mobility. In our model, legal immigration is controlled through a quota, while outsourcing is determined both by the firms (in response to market conditions) and through...

The Israeli Ultra-Orthodox population doubles each seventeen years. With 60% of prime-aged males attending Yeshiva rather than working, that community is rapidly outgrowing its resources. Why do fathers with families in poverty choose Yeshiva over work? Draft deferments subsidize Yeshiva...

This paper analyzes immigration and outsourcing in a general-equilibrium model of international factor mobility. In our model, legal immigration of skilled labor is controlled through a quota, while outsourcing is determined both by the firms in response to market conditions and through...

Many developing countries are plagued by persistent inequality in income distribution. While a growing body of economic-demographic literature emphasizes differential fertility channel, this paper investigates differential child mortality - differences in child mortality across income groups -...

The literature on inter vivos and intergenerational transfers has largely focused on the possible determinants of such transfers. Specifically, much of the empirical work has examined whether transfers are driven by altruistic relationship between "dynastic" households. However, the empirical...

Extreme capitalism is a condition in which large companies and rich people raise too much money and leave too little for the rest of society. As a result, the public has not enough money to increase consumption. Demand is not increasing and the market is not growing. The further result is...

The worldwide problem with pay-as-you-go, defined-benefits social security systems is not just financial. Through a dynamic, overlapping-generations model where forming a family and bearing and educating children are choice variables, we show that social security taxes and benefits generate...

Local amenities are an important factor in the location choice of households. Heterogeneity in preferences of households tends to sort households over different locations which satisfy best their preferences given their constraints. In this paper, we analyze the effect of cultural heritage on...

This paper analyses the economic issues associated with human cloning and new reproductive technologies. We analyze the incentives for human cloning and its implications for the long run distribution of skills and income. We analyse models of human cloning for different motives, focusing on...