While the literature has focused on relationships as a technology for solving hidden information problems in credit markets, hidden action has been very little explored as an explanation for the existence of relational lending. In this paper, we propose a theory in which relationships are driven...

By engendering horizontal differentiation, non-price advertising increases the incentives to accommodate on the price dimension. However, advertising also increases the size of the market and, consequently, the payoffs to price undercutting, which induces more aggressive price competition. We...

I investigate the optimal auditing scheme for a revenue-maximizing tax-collection agency that observes not only reported prots, but also the level of employment at each firm. Each firm is owned by a single entrepreneur whose managerial ability is random. The optimal auditing scheme is...

This paper introduces cash transfers targeting the poor in an incomplete marketsmodel with heterogeneous agents facing idiosyncratic risk. These transfers change the degree of insurance in the economy and affect precautionary motives asymmetrically,leading the poorest households to decrease...

Neste artigo, introduz-se ao modelo de crescimento neoclássico a defasagem necessária para que o investimento público se consolide em capital público (processo time-to-build), assim como alíquotas tributárias distorcivas que se ajustam de acordo com a dívida acumulada pelo setor público....

A public job can be seen as a source of insurance against income risk. Indeed, many public employees have job stability, which is compounded with less volatile and more compressed wages. Hence, by increasing its number of public employees, the government enhances the overall degree of insurance...

In an endowment economy in which agents negotiate long-term contracts with a financial intermediary, we study the implication of the interaction between incentive compatibility and participation constraints for risk sharing. In particular, we assume that after a default episode, agents consume...

Mimicking the "Great American Crime Decline" (Zimiring, 2007), violent crime in the state of São Paulo dropped sharply in the 2000s after rising steadily throughout the 1980s and 1990s. This paper evaluates the role of crack cocaine in explaining the aggregate dynamics in violence. Four facts...