We evaluate the likelihood of different reforms of an unsustainable pay-as-you-go pension system. Individual agents' preferences are determined for 15 age groups and all possible levels of wealth to account for expectations held prior to a reform. Moreover, we introduce "indifference bands" in...

A model is presented that explains the mix between funded and unfunded pension systems. It turns out that total pension and the relative shares of the two systems may be explained and are determined by the population growth rate, technological growth, the time-preference discount rate, that...