This paper develops a theory of the allocation of authority between two parties that produce impure public goods. We … impurity is very low as long as one party's investment is more important than the other party's. If the parties' investments …, including schools and child custody. -- impure public goods ; contractual incompleteness ; allocation of authority ; investment …

relationship between a non-profit unit (e.g. university department, NGO, health trust), where workers care about the result of … their work, and a bureaucrat, who supplies some input to the non-profit unit, but has opportunity costs in doing so (e … eventually have dramatic effects on donated labor. We also identify when strengthening the non-profit unit decreases and when it …