In the model, a group of investors are invited to participate to a high-yield collective project. The project succeeds only if a minimum participation rate is reached. Before taking their decision, investors receive a vague statement about the outcome of a past investment decision. If investors...

We investigate the dynamics of cooperation in public good games when contributions to the public good are immediately redistributed across contributors (intra-temporal transfers) and when contributions to the public good by the current group are transferred over time to a future group...

The French market for specialist physician care has a dual structure, including a sector 1 with regulated fees, and a sector 2 where physicians can freely choose fees. Patients who undergo a sequential search process for the best medical offer develop a reservation fee decision rule. We analyzed...

In April 2013, all of the major academic publishing houses moved thousands of journal titles to an original hybrid model, under which authors of accepted papers can choose between an expensive open access track and the traditional track available only to subscribers. This paper argues that...