Given the difficulty of monitoring, and even more so of enforcing, International Environmental Agreements, it is surprising that they are signed and implemented. This paper offers a theoretical model, which addresses this issue. The focus is on informational and coordination problems. A country...

Gasoline taxes are the most important tax on car use. The question naturally arises as to what tax would be adopted by a government that responds to the preferences of the public. To address that issue, we begin with the standard Downsian model, where policy is determined by the median voter....

An altruistic agent who may aid a person with a low income may cause that person to exert little effort to increase his income. Such behavior generates a Dilemma, in which welfare is lower than when no one is altruistic. We show how governmental transfers, which do not allow for reallocation...

A winning coalition which sets policy cannot always ensure that members of the coalition will be the ones getting benefits. Different jurisdictions (including members of the winning coalition) may then engage in costly rent seeking. Maximizing the welfare of the winning coalition may therefore...

A winning coalition which sets policy cannot always ensure that members of the coalition will be the ones getting benefits. Different jurisdictions (including members of the winning coalition) may then engage in costly rent seeking. Maximizing the welfare of the winning coalition may therefore...

An agent may be able to address a task at different times, with the state of nature more favorable to the task in some periods over others. Success on a task will therefore more greatly improve the agent's reputation following success on a task if he is constrained in choosing when to address...

Consider an organization that solicits private contributions, which will partly be used to provide a public good. The organization's goals is to maximize its profits, namely the difference between aggregate contributions and the amount it spends on providing the public good. An equilibrium...

An altruistic agent who may aid a person with a low income may induce that person to exert little effort to increase his income. Such behavior generates a Good Samaritan Dilemma, in which welfare is lower than when no one is altruistic. Governmental transfers, which restrict reallocation from a...

This paper addresses the puzzle of why redistributive legislation, which benefits a small minority, may pass with overwhelming majorities. It models a legislature in which the same agenda setter serves for two periods, showing how he can exploit a legislature (completely) in the first period by...

This paper presents a mechanism inducing costly research and innovation in the absence of intellectual property rights. The mechanism relies on forward contracting between the provider of the innovation and firms or individuals that benefit from the pecuniary effects of the innovation, rather...