This paper takes stock of the advances and directions for research on the incomplete contracting front. It first illustrates some of the main ideas of the incomplete contract literature through an example. It then offers methodological insights on the standard approach to modeling incomplete...

The paper first develops an economic analysis of the concept of shareholder value, describes its approach, and discusses some open questions. It emphasizes the relationship between pledgeable income, monitoring, and control rights using a unifying and simple framework. The paper then provides a...

We develop a theory of prosocial behavior that combines heterogeneity in individual altruism and greed with concerns for social reputation or self-respect. Rewards or punishments (whether material or image-related) create doubt about the true motive for which good deeds are performed and this...

We analyze social and economic phenomena involving beliefs which people value and invest in, for affective or functional reasons. Individuals are at times uncertain about their own "deep values" and infer them from their past choices, which then come to define "who they are". Identity...

Unemployment insurance and employment protection are typically discussed and studied in isolation. ln this paper, we argue that they are tightly linked, and we focus on their joint optimal design in a simple model, with risk averse workers, risk neutral firms, and random shocks to productivity....

The paper analyzes two controversial features of the credit card industry. The first is the cooperative determination of the interchange fee by member banks in credit card associations (Visa and MasterCard). The interchange fee is the ``access charge'' paid by the merchants' banks, the...

This paper explains why people value self-confidence, and how this concern shapes their informational strategies and intertemporal decisions. The theory has applications in areas as diverse as labour supply, savings and investment, or education and career decisions. People generally have...

This Paper studies the internal commitment mechanisms or ‘personal rules’ (diets, exercise regimens, resolutions, moral or religious precepts, etc.) through which people seek to achieve self-control. Our theory is based on the idea of self-reputation over one’s willpower, which potentially...

We study the "backbone market" in the Internet. After discussing the structure of the Internet, we use an extension of the Katz-Shapiro network model to analyze the strategies that would be used by dominant backbone. We show that a larger backbone prefers a lower quality interconnection than the...