We analyze the effect of two 2012's regulatory measures in the Brazilian telecommunications and electricity markets. The first intervention was undertaken by the telecommunications regulatory agency (Anatel) in 18th of July and refers to the interruption of the sales of important...

In 2011, the Brazilian government granted an income tax benefit to corporate bonds issued with the specific purpose of financing long-term infrastructure investments (Law 12.431/2011). The financial bonds favored by this policy have become known as "incentivized bonds". This paper describes 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...