The evidence strongly suggests a robust negative relationship between income and fertility, anda positive relationship between income and longevity. This is puzzling for standard dynamicmodels. For instance, altruistic models that use the most standard preferences in macro-timeseparable CRRA...

A theoretical model is advanced that demonstrates that, if teacher and student attendancegenerate a shared good, then teacher and student attendance will be mutually reinforcing.Using data from the Northwest Frontier Province of Pakistan, empirical evidence supportingthat proposition is...