We develop a model in which feedback effects from equity markets to firms' access to external finance allow uninformed traders to profit by short selling a firm's stock while going long on its competitors. Because this strategy distorts the investment incentives of the firm targeted by short...

This paper considers the effects of raising the cost of entry for a potential competitor on infinite-horizon Markov-perfect duopoly dynamics with ongoing demand uncertainty. All entrants serving the model industry incur sunk costs, and exit avoids future fixed costs. We focus on the unique...