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 …

stock prices incorporate all relevant information when that information is readily available and widely disseminated, which … Efficient Market hypothesis is that, stock prices follow random walk which holds that stock price changes are independent of one …

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 takes advantage of a natural experiment to examine the relationship between the price and saliency of health …