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...

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...

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...

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...

We apply and test term structure fitting models like polynomial splines, flat forward and Nelson-Siegel to the Brazilian local term structure. They are models used all over the world by authorities and financial markets practitioners but less known locally. These models were tested with a large...

Due to the difficulties that the bank activity presents in a financial institution. And when using the dividend discount model in the evaluation of banks, appears the problem of not being able to estimate the net capital expenses and the working capital noncash. Considering that, this work has...

The Brazilian capital market has been in the last 10 years a attractive space for negotiations and opening of company’s capital. The early studies of market anomalies that are looking for evidence on reasons of understatement and overstatement at the time of the IPO in Brazil date back to...

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...

Asset price fluctuations: comparing rational speculative bubbles and the keynesian approach The principal aim of this paper is to analyze the limits of the conventional approach to speculative rational bubbles as an explanation for price fluctuations in financial assets. It is argued that the...