An innovator in contemporary thought on economic and political development looks here at decline rather than growth. Albert O. Hirschman makes a basic distinction between alternative ways of reacting to deterioration in business firms and, in general, to dissatisfaction with organizations: one, “exit,” is for the member to quit the organization or for the customer to switch to the competing product, and the other, “voice,” is for members or customers to agitate and exert influence for change "from within".