The paper investigates the relation between the risk preferences of traders and the information aggregation properties of an experimental call market. We find evidence inconsistent with the prediction that market-clearing prices are closer to the full revelation of the state when traders are...

This paper develops a dynamic model of asset price behavior based upon the arrival and diffusion of rumors in a securities market. The model is based upon a time-homogeneous pure birth process in which the number of informed and uninformed traders varies probabilistically over time as learning...

This paper investigates the causal impact of the media in financial markets by exploiting exogenous media blackouts resulting from national newspaper strikes in several countries. Trading volume falls 14% on strike days. Stock volatility is also reduced, especially within the day, during which...

This paper investigates the causal impact of the media in financial markets by exploiting exogenous media blackouts resulting from national newspaper strikes in several countries. Trading volume falls 14% on strike days. Stock volatility is also reduced, especially within the day, during which...

The information flow between markets is important to guide investors and policymakers in the effective allocation of assets and proactive market regulation, respectively. This study examines the impact of information flow from global financial market stress on the African stock markets using the...