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...

This research considers a mathematical model for pricing the procrastination option. The concept of procrastination will be discussed from the point of view of Psychology, Economy, Finance and Strategy. The maximum limit of the strategy of procrastination will be investigated, considering the...

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,...

English Abstract: The long-horizon event study methodology is used to document the severe impact of the US subprime mortgage crisis on the Colombian economy. The estimated parameter of a constant mean return model is used to derive the “abnormal return” on the market portfolios of Colombia...

Since the beginning of the 90's the New Economic Geography (NEG) has been a theoretical reference for several researches on regional and urban economics. The main task of this paper is to present a critical assessment of the NEG approach, which has in the book The Spatial Economy, by M.Fujita,...

This paper seeks to quantify the technological evolution of production in the mechanical sectors of the Brazilian Industry since 1985 until 2009. The main conclusion is the following: it have been a generalized augmentation of productive efficiency and more localized experiences of secondary...

This work follows the series of studies conducted in Ipea, in order to compare the efficiency of the Brazilian health system to health systems of other countries. We evaluate the efficiency of expenditure in health care provision by comparing various output measures (life expectancy; infant...

This paper contrasts alternative preferential trade arrangements involving Brazil and each of the remaining Brics economies: China, India, Russia and South Africa. Bilateral trade liberalization scenarios are simulated under a perfect competition market structure, using the GTAP general...