This paper examines if taking into account changes in the number of producers, or equivalently changes in the product variety space over the business cycle, helps to understand and replicate international business cycle facts. To this end, we develop a two-country model in which the economy is...

This article tries to calculate the total factor productivity (TFP) of the Brazilian supply chains and also the obsolescence of their capital between 1990 and 2009. We conclude two main aspects about our investigation: firstly, liquid obsolescence TFP have grown strongly after 1995, but not...

This article tries to calculate the total factor productivity (TFP) of the Brazilian supply chains and also the obsolescence of their capital between 1990 and 2009. We conclude two main aspects about our investigation: firstly, liquid obsolescence TFP have grown strongly after 1995, but not...

Portuguese Abstract: Este artigo é destinado a examinar a conduta das partes segundo as disposições da Convenção das Nações Unidas sobre compra e venda internacional de mercadorias (CISG). Será analizado o processo de celebração pelo Brasil da referida convenção, bem como as regras...

Neste texto apresento o modelo base da abordagem teórica denominada por New Macroeconomics aplicando-o à tendência secular, aos ciclos económicos e ao crescente endividamento de Portugal. É demonstrado que i) o endividamento crescente prejudica as exportações e favorece as importações e...

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...

Capital stock in residential structures, as well as the distribution of its appropriation and ownership among families are fundamental determinants of the wealth, welfare and productivity of the economy. As part of a broad project on the stock of capital of the Brazilian economy in the 20th...

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: 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,...

Portuguese Abstract: Esse trabalho estuda os efeitos da introdução de uma nova legislação voltada para empresas estatais no Brasil. Particularmente, analisa se essa nova legislação, ao promover ganhos de governança corporativa, leva à redução da percepção de riscos na administração...