In this paper, we introduce the concept of payoff distortion inthe standard prisoner’s dilemma game when strategies are driven by psychologicalbehaviors. This concept enables to take account each player’s assessmentof the other player’s behavior and the asymmetry of information....

According to HARSANYI, the social utility of an alternative in a group decision voting game is the sum of all voter utilities for that alternative. With random member utilities, the expected social utility is defined as the mean of the random variable social utility. The social utility for a...

Empirical evidence suggests that the natural-resource curse operates through the behaviorof the political elite, yet there are few models that convincingly illustrate the mechanismat work. I present a model where natural-resource abundance generates power struggles,thereby increasing the...

This paper examines whether and how socio-economic status is associated withchildren’s behavioural development in today’s children. Using a large cohort ofEnglish children born in the early 1990s we find significant social inequalities inseveral dimensions of child behaviour at age 7. We...

The evaluation of labor market policies has become an important issue in many Europeancountries. In recent years, a number of them have opened their administrative databases forevaluation studies. The advantages of administrative data are straightforward: they areaccurate, contain a large number...

Models of fishing behavior rarely incorporate the complexities of marine ecosystems,multiple-stock harvest technologies, and regulations present in real world marinefisheries. We introduce a structural model of a multi-species, weak-output-disposabilityharvest technology. A latent...

Much of Africa has been ravaged by the AIDS epidemic. There, heterosexual contactis the primary mode of transmission for the HIV virus. Even when access to condomsis good and their price low, a large fraction of young Africans continue to engage inunprotected sex. In this paper, we propose a...

Caplin & Leahy (1996) show that, when central bankers learn about theeconomy by observing its response to policy shock, cautious monetary policymay be ineffectual as private agents correctly anticipate that today's interestrate cuts are likely to be followed by future cuts. The central banker...

To shed light on the empirical relevance of the limits to arbitrage, we study hedge funds’ trading patterns in the stock market during liquidity crises. Consistent with arbitrageurs’ limited ability to provide liquidity, we find that at the time of liquidity crises hedge funds reduce their...