We present theory and evidence of stock price manipulation. Manipulators trade in the presence of other traders seeking information about the stock's true value. More information seekers imply greater competition for shares, making it easier for manipulators to trade and potentially worsening...

In this paper we present a theory and some empirical evidence on stock price manipulation in the United States. Extending the framework of Allen and Gale (1992), we consider what happens when a manipulator can trade in the presence of other traders who seek out information about the stock's true...