During the last 3, 5 and 10 years, the average return of the pension funds in Spain was lower than the inflation and than the return of Government Bonds. Nevertheless, on December 31, 2009, 10.7 million investors had 84.8 billion euros in the 3,308 existing pension funds. Note: Document in Spanish

Faced with the need to adjust public pension systems to meet changing demographic, economic and social conditions, most developed countries have created government reserve funds to ensure macroeconomic sustainability. This paper aims to study the importance that this reserve fund plays in the...