This paper deals with two issues. On the one hand, it shows that structural changes in financial markets and in the hedge funds industry make the ?light-touch? arguments for regulating hedge funds no longer relevant. On the other hand, pleas for stronger regulation of hedge funds are getting...

<marquage typemarq="gras"/> We study in an OLG model the key role of the government in the survival of the pay-as-you-go retirement systems. We show that retirement systems with strong contribution rate, as observed in Europe, are long-term viable only if a sufficient part of the rights accumulated by the pensioners when...