In this paper a particular market failure that may lead to inefficiently low equilibrium fertility and therefore to a need for government intervention are analysed. The friction which is investigated is related to the ownership of children. If parents have no claim on their children’s...

In this paper, we generalize the notion of Pareto-efficiency to make it applicable to environments with endogenous populations. Two efficiency concepts are proposed, P-efficiency and A-efficiency. The two concepts differ in how they treat potential agents that are not born. We show that these...