We analyze contracting between an innovator endowed with an idea and a project developer. The innovator has private information about the value of his idea, whereas the developer must exert some non-verifiable effort at the development stage. The developer may also threaten to leave the...

This paper develops a two-country model where each country invests in a local public good generating positive cross-countries externalities. In a repeated game setting where the level of public good depends on a non-observable effort by each country plus a random shock, we characterize the...