. Because entrants do not bear the sunk costs, there is an asymmetric allocation of risk and return not properly accounted for …

theory of options in financial markets, which permits a much richer dynamic framework than was possible with the traditional … theory of investment. The authors present the new theory in a clear and systematic way, and consolidate, synthesize, and … extend the various strands of research that have come out of the theory. Their book shows the importance of the theory for …