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...

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: Este estudo avalia o comportamento de carteiras formadas por ativos do mercado acionário brasileiro ordenados em função de sua volatilidade para investigar a anomalia de baixa volatilidade.Entre janeiro de 2003 e junho 2017, o portfólio de baixa volatilidade apresentou...

Portuguese Abstract: O prémio de risco (PR) é um elemento primordial tanto na determinação da rentabilidade esperada dos ativos, como na determinação do custo de capitais, aspetos tão importantes em finanças empresariais como em avaliação de empresas.O PR histórico é o mais...

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,...

The analysis of the main features of the international financial architecture that contributed to the deepening of the financial crisis allows to outline the necessary reforms in the supervision and regulation. To be effective, such reforms would have to be international in scope and include...

This paper aims to show that the fiscal and monetary counter-cyclical actions implemented by Brazilian government after the financial crisis were frugal: the monetary policy was late and slowly slackened and the fiscal policy sustain a primary surplus budget, in the opposite direction of much...

This paper aims to examine the evolution of currency risk exposure of Brazilian corporations, especially exporting companies, from the 2008 crisis, when several companies suffered substantial losses due to the decline of the real. We analyze their financial based on the usage of derivatives, as...

Starting with Lehman Brother’s demise in September 2008, the Brazilian real fell 42% vis-à-vis the US dollar. Such large exchange rate depreciation would typically cheer exporters up. However, it was later found that many export firms, including multibillion dollar ones, had suffered large...

This paper aims to examine the evolution of currency risk exposure of Brazilian corporations, especially exporting companies, from the 2008 crisis, when several companies suffered substantial losses due to the decline of the real. We analyze their financial based on the usage of derivatives, as...