<title>A<sc>bstract</sc> </title> This article analyses a Stackelberg differential game in which households' labour supply and fertility decisions are taken assuming husbands as leaders and wives as followers. The model solution yields the optimal number of children and labour supply of male and female. In equilibrium...

This note presents wide evidence on the relationship between population and income for 125 countries for which data was available for the period 1950-2000. The main result is that there is a weak but negative relationship between population growth and per capita GDP, as income increases...