The 90s have witnessed a revival in economists' interest and hope of explaining" aggregate and microeconomic investment … of the investment problem also has been significant. " The concept of sunk costs is at the center of modern theories. The … implications of these costs for" investment go well beyond the neoclassical response to the irreversible-technological friction …

technology of private investment. Government policies that discourage saving might make the Schumpeterian vision of a shift from …

taxes may thus change the investment behavior of firms. Using an international panel with many changes in payout taxes, we … show that this prediction holds well. Payout taxes have a large impact on the dynamics of corporate investment and growth …. Investment is "locked in" in profitable firms when payout is heavily taxed. Thus, apart from any aggregate effects, payout taxes …

data set from rural Cameroon in which patients can choose between outcome and service based payments. We show that …