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 shows estimates of the optimal level of foreign reserves for Brazil between the first quarter of 2004 and the third trimester of 2012, by applying the new Jeanne e Rancière (2011) framework, using different scenarios. The estimates of the optimal holdings of this asset are calculated...

The home bias is observed in the composition of portfolios of different classes of financial assets. The literature offers conflicting arguments about the rationality of this behavior in the case of the portfolios invested in short-term securities, commonly known as currency deposits. In the...

The canonical model of financial decision argues that the wealth allocation between the risk free asset and the tangent portfolio of risky assets depends only on the degree of risk aversion of the investor. However, recent theoretical advances support the influence of a broader set of...

The paper investigates the allocative efficiency of the investment policy of pension funds established within the Welfare and Social Security System of the Brazilian federal entities. For that, it develops a model of strategic asset allocation for a pension fund whose resources fund a...

This paper shows estimates of the optimal level of foreign reserves for Brazil between the first quarter of 1998 and the same trimester of 2008, by applying the Jeanne e Ranciére (2006) framework, using different scenarios. We also estimate the fiscal costs of holding this asset, as well as the...