This paper examines mean reversion processes in volatility structure of stock markets after extremely high or low stock returns. The stock market volatility is reflected in three aspects, overall volatility, volatility momentum, and volatility concentration, and they are measured by three basic...

Economic value-added or EVA is a common metric that quantifies the value of the firm. However, recent studies that examine portfolio investment strategies using EVA suggest that portfolios formed with negative EVA earn relatively higher returns compared to some positive EVA firms. This study...

This paper examines the internet financial disclosure of 34 companies listed on un-regulated markets in Brussels and 34 twin firms quoted in Paris. The purpose of this research is twofold. First, we study the level of internet financial disclosure and we compare the levels of French and Belgian...

Given that prior research into industry cost of equity indicates that CAPM-derived estimates are no worse than estimates from more complex models, we investigate the bias of the standard CAPM approach for each industry separately, and examine the effectiveness of alternative beta estimators. We...

This paper empirically examines whether asset’s liquidity can help resolve the known strike-price biases of the Black-Scholes model for different liquidity measures based on trading volume, bid-ask spread and the Amihud’s ILLIQ. Our results indicate that, when the underlying asset...

Recent research suggests that the mispricing of asset growth can explain the accruals anomaly. We reexamine this issue by focusing on the role of accounting manipulations in stock mispricing. Specifically, we hypothesize that accounting manipulations are at the root of the accruals anomaly but...

This paper deals with the estimation of portfolio returns and Value at Risk (VaR), by using a class of Gaussian mixture distributions. Asset return distributions are frequently assumed to follow a normal or lognormal distribution. It also can follow Brownian motion or Geometric Brownian motion...

This paper investigates the causal relationships between sentiment and returns under different market scenarios. In contrast to previous studies that subjectively identify the bullish and bearish markets, we apply a threshold model to detect the extreme level of investors’ sentiment...

This paper examines the impact of increased pre-close transparency on the effectiveness of stock closing call. On January 1, 2003, the Taiwan Stock Exchange increases pre-close transparency by disclosing the best five bid and ask prices and related unexecuted orders before market closing. At the...

This study reports how country risk and macroeconomic conditions influence the wealth gains of U.S. financial firms involved in international mergers and takeovers. The findings suggest that U.S. financials experience weakly significant wealth gains around announcement date. The wealth gains are...