The objective this work is to calculate the VaR of portfolios via GARCH family models with normal and t-student distribution and via Monte Carlo Simulation. It was used three portfolios composite with preferential stocks of five companies of the Ibovespa. The results show that the t distribution...

Portugal is characterized by a huge decline in the birth rate, which is a phenomenon that requires - or rather, should already have requested - some kind of intervention, given the consequent costs, including economic, poli- tical and social ones. Despite the evident downward trend in the birth...

In this article we investigate the capacity of antecedent variables, among them admissions for aggression, in the prediction of the number of homicides in Brazil. The main objective is to eliminate a gap regarding the large time lag in the dissemination of information about these deaths in the...

In this article we investigate the capacity of antecedent variables, among them admissions for aggression, in the prediction of the number of homicides in Brazil. The main objective is to eliminate a gap regarding the large time lag in the dissemination of information about these deaths in the...

Portuguese Abstract: O crescimento vigoroso da indústria de Private Equity no mundo gerou questões fundamentais, como por exemplo explicar se as empresas abertas previamente investidas por estes gestores geram retornos reais aos seus acionistas, após o evento do IPO. Pouco se analisou,...

Portuguese Abstract: Um dos temas mais discutidos na área de finanças é a forma como os mercados se estruturam informacionalmente, precificando ativos financeiros. Uma das teorias centrais de discussão é a Hipótese de Eficiência dos Mercados (HEM) de Eugene Fama (1970), derivada da teoria...

Considering the hypothesis of opposite strategy or overreaction in stock prices, this research deals with this type of the market’s anomaly through an econometric analysis, which aims to get more explanatory model of the overreaction in the Brazilian capital market. The procedure was to...

This paper has two objectives. Initially, seeks to review the main theses contained in the Brazilian economic literature on the role of the Brazilian Development Bank (BNDES) and its historical role in financing Brazilian economic development. The second objective is to analyze the perspective...

Income contingent loans (ICLs) are a financial tool that optimizes the transactional efficiencies involved in the government monopoly in taxing personal income. It protects the borrowers against periods of low income, as instalments vary according to fluctuations in their incomes over the...

Muitos trabalhos recentes têm-se debruçado sobre a presença de dinâmicas de memória longa nos preços das acções devido às implicações controversas de tal constatação para a eficiência do mercado e, portanto, para os modelos martingale dos preços dos activos utilizados na economia...