We propose a formal concept of the power of voice in the context of a simple model where individuals form groups and trade in competitive markets. Individuals use outside options in two different ways. Actual outside options reflect the possibility to exit or to join other existing groups....

This paper examines the effect of competition on the irreversible investment decisions under uncertainty as a generalization of the real option approach. We examine this issue with reference to an industry where each firm has only one investment opportunity which is completely irreversible and...