In spite of the importance of exogeneity in econometric modeling, an unambiguous definition does not seem to have been proposed to date. This lack has not only hindered systematic discussion, it has served to confuse the connections between "casuality" and "exogeneity". Moreover, many existing...

The public phase of a capital campaign is typically launched with the announcement of a large seed donation. Andreoni (1998) argues that such a fundraising strategy may be particularly effective when funds are being raised for projects that have fixed production costs. The reason is that the...

Consistent with nonprofit fundraising practices, donation visibility has been shown to increase giving. While concern for status is used to explain this response, the authors argue that this explanation relies on the assumption that giving signals only income or generosity. When giving signals...

This paper investigates incomplete information and signaling about players?inequity aversion in the simultaneous and sequential-move prisoner?s dilemma game. We first evaluate the role of incomplete information according to: (1) whether uncertainty helps select the effcient equilibrium outcome,...

This paper investigates how the introduction of social preferences affects players’ equilibrium behavior in both one-shot and infinitely repeated versions of the Prisoner’s Dilemma game. We first show that defection survives as the unique equilibrium of the stage game if at least one player...