Este artigo analisa, através de dados intradiários, coletados minuto a minuto, o efeito do dia de vencimento de contratos de opções de compra de ações sobre a negociação das ações subjacentes negociadas na Bolsa de Valores de São Paulo. Para tanto, foram usadas as séries de opções...

A vegetação de caatinga, usada para produção de lenha e carvão, resulta em renda para as famílias rurais da região Nordeste. O Ibama cogitou o cancelamento da isenção de taxa de vistoria aos produtores de carvão com plano de manejo florestal. O modelo principal-agente desenvolvido...

In this paper we compare the costs of two regulatory policies about the entry of new firms. We consider an incumbent firm that has more information about the market demand than the regulator. Then, the incumbent firm can use this advantage to persuade the regulator to make entry more difficult....

We consider a leader and a subordinate he appoints who engage in team production. The public observes the organization’s performance, but is unable to determine the separate contributions of the leader and of the subordinate. The leader may therefore claim credit for the good work of his...

A partir da concepção mais ampla de moeda discutida por Stiglitz e Weiss (1981) e de Meza (1987), desenvolvendo os aspectos microeconômicos do problema de racionamento de crédito e levando em consideração as reformas estruturais no Sistema de Pagamentos Brasileiro (SPB), bem como formas de...

This work has as objective to analyze the supposed existing positive relation between financial development and economic growth. The financial system influences the economic growth due to the functions that it plays, such as: ) the mobilization of resources; b) allocation of the resources in the...

This paper examines how regulatory interventions can affect the market risk of electricity utilities and telecom carriers traded in the Brazilian stock market. Our article uses a bivariate Generalized AutoRegressive Conditional Heteroskedasticity (GARCH - BEKK) model to analyze the impact of two...

Capital stock in residential structures, as well as the distribution of its appropriation and ownership among families are fundamental determinants of the wealth, welfare and productivity of the economy. As part of a broad project on the stock of capital of the Brazilian economy in the 20th...

This paper examines how regulatory interventions can affect the market risk of electricity utilities and telecom carriers traded in the Brazilian stock market. Our article uses a bivariate Generalized AutoRegressive Conditional Heteroskedasticity (GARCH - BEKK) model to analyze the impact of two...

Portuguese Abstract: Neste artigo investiga-se o que determina o fluxo de recursos para fundos de investimentos brasileiros. Constata-se que investidores são mais atentos ao risco de mercado (beta) ao avaliar fundos, enquanto tendem a atribuir o retorno de fatores como tamanho, valor, momentum,...