rarely definitive in reaching a conclusion about the presence of market efficiency in terms of information. This paper tests …

information encompassing in the price of stocks, come to highlight the aspects of 'market inefficiency'. Despite its simplicity … assets prices incorporate all information rationally and instantaneously. The last financial crisis has led to criticism of …

outperform the standard three low frequency survey measures in tests of accuracy, predictive power, and rationality, indicating …

general stochastic process. Even though the level of noise trading volatility is observable, in equilibrium, measured price … impact is stochastic. If noise trading volatility is mean-reverting, then the equilibrium price follows a multivariate …. More private information is revealed when volatility is higher. In time series, insiders trade more aggressively, when …

This paper aims to explore the relevance of the Asymmetric Information and the Theory of Argumentation TA in the …

This paper aims to explore the relevance of the Asymmetric Information and the Theory of Argumentation TA in the …

The impact on price of current product quality and reputation are estimated using data from the market for Bordeaux … wine. A model is proposed in which price is a function of current quality and expected quality, where the latter depends on … reputation. Equations determining price and expected quality are estimated jointly. The empirical findings show that the price …