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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...
Persistent link: https://www.econbiz.de/10011444828
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...
Persistent link: https://www.econbiz.de/10011389975
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...
Persistent link: https://www.econbiz.de/10012949082
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...
Persistent link: https://www.econbiz.de/10012846744
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...
Persistent link: https://www.econbiz.de/10011444837
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...
Persistent link: https://www.econbiz.de/10011389980
Portuguese abstract:Este trabalho analisa a influência da participação feminina sobre o desempenho e risco financeiro nas empresas considerando uma amostra composta por 218 empresas, listadas e negociadas na B3 (Bovespa), nos períodos de 2010 a 2016. O estudo analisa também a influência da...
Persistent link: https://www.econbiz.de/10012829624
Persistent link: https://www.econbiz.de/10012829627
O artigo analisa a noção de capital fictício em Marx a partir das idéias de autonomia dos valores relativamente aos preços e de autonomia da circulação relativamente à produção. Explora, nesta análise, o debate sobre a forma valor entre marxistas, e a noção de capital financeiro,...
Persistent link: https://www.econbiz.de/10009351100
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...
Persistent link: https://www.econbiz.de/10009415629