Based on a method developed by Laybourne, Kim and Taylor (2007) for detecting multiple changes in persistence, we test for changes in persistence in the dividend-price ratio of the Nasdaq stocks. The results confirm the existence of the so-called Dotcom bubble around the last turn of the century...

This paper investigates co-movement in eight Latin-American stock markets (Argentina, Brazil, Chile, Colombia, Ecuador, Mexico, Peru, and Venezuela) using common factor analysis. The common factors are obtained using principal component analysis (PCA) and therefore account for the maximum...

This study is aimed at developing and validating an index designed to measure the level of social disclosure of external social programmes implemented by firms listed on the Brazilian stock market. Based on Ramanathan (1976), Haydel (1989) and Hammond and Miles (2004), the index of social...

The development of the Brazilian stock market has raised concerns about the practice of insider information, with several cases being documented in recent years. We hypothesize that insider trading is a form of corruption. As such, the higher the corruption level in a country, the more intense...

The purpose of this article is to analyze whether the liquidity effect exists in the Brazilian stock market. In addition to analyzing the liquidity effect, this article evaluated the capacity of CAPM and the Fama-French three-factor model (1993) in explaining it. For such purpose, the companies...

This empiric-analytic paper, aims at verifying whether the firms' capital structure is sensitive to leverage measures. It also verifies whether most of the leverage variability is due to financial debts. The sample consists of all non-financial companies with data available, positive equity and...

Based on the median voter theorem, we propose an econometric model for estimating local demand for public education. We test the hypothesis that public expenditures associated to this sector are induced by the presence of certain factors of social, economic, geographic, and demographic nature....

A existência do componente de bolha na formação dos preços pode ser indicada pelo seu desvio em relação ao seu valor fundamental. O presente estudo buscou encontrar evidências sobre ocorrência de bolhas de preços no mercado acionário brasileiro no período de 1994 a 2007. Foram feitos...

Modelos de previsão de séries temporais ainda são pouco utilizados pela pesquisa contábil. Taismodelos podem ser instrumentos valiosos, seja em contextos de orçamento de capital assimcomo para se efetuar previsões de fluxos de caixa futuros para fins de determinação do valor daempresa....

The paper aims at debating the American subprime crisis, its consequences, and possible solutions to the problem. Two strong alternative positions came up after the beginning of the crisis: one of them sustains the inevitable end of capitalism and the other the imminent death of liberal economic...