This paper studies multi-stage processes of non-cooperative voluntary provision of public goods. In the first stage, one or more players announce contributions that may be conditional on the subsequent contributions of others. In later stages, players choose their own contributions and fulfill...

This paper examines how sequential decision-making by two levels of government can result in vertical fiscal imbalances (VFI). Federal-regional transfers serve to equalize the marginal cost of public funds between regions hit by different shocks. The optimal vertical fiscal gap minimizes the...

This paper studies the optimal Pigouvian tax for correcting pollution when the government also uses distortionary taxes to raise revenues. When preferences are quasilinear in leisure and additive, the Pigovian tax can be separated from the Ramsey revenue-raising tax. We characterize the...

In this paper, we characterize a mechanism for reducing pollution emis sions in which countries, acting non-cooperatively, commit to match each others' abatement levels and may subsequently engage in emissions quota trading. The an alysis shows that the mechanism leads to efficient outcomes. The...