Competition in the British Domestic Gas Market: Efficiency and Equity

Product Market Competition and Stock Market Efficiency

How does competition in a firm's product market affect the behavior of its stock? We examine this question in a noisy rational expectations economy in which firms operate under monopolistic competition. Production is subject to productivity shocks and requires capital, raised on a perfectly competitive equity market. Investors observe firms' past profits and collect private information about th...

The relationship between competition law and capital market in Iran

stock market is run by special regulations. accordingly, analyzing the issues about the relation between the competition law and capital market such as stock market officials and their boundaries in the context of setting, controlling and  enforcing rules, the generality or specificity of such rules, the controllability of stock market in comparison to the general competition rules and the stat...

Optimal Educational Investment: Domestic Equity and International Competition

Adaptive Competition, Market Efficiency, and Phase Transitions

In many social and biological systems agents simultaneously and adaptively compete for limited resources, thereby altering their environment. We analyze a simple model that incorporates fundamental features of such systems. If the space of strategies available to the agents is small, the system is in a phase in which all information available to the agents’ strategies is traded away, and agents...

Market efficiency and the returns to simple technical trading rules: new evidence from U.S. equity market and Chinese equity markets

Numerous studies in the finance literature have investigated technical analysis to determine its validity as an investment tool. This study is an attempt to explore whether some forms of technical analysis can predict stock price movement and make excess profits based on certain trading rules in markets with different efficiency level. To avoid using arbitrarily selected 26 trading rules as did...