MAP20071504391 Pestieau, Pierre Raising the age of retirement to ensure a better retirement / Pierre Pestieau For some years now, international organizations have been concerned about the viablility of pensions systems and their ability to achieve their objetives. They have two principal conerns: maintaining levels of economic activity among older workers En: Geneva papers on risk and insurance : issues and practice. - Geneva : The Geneva Association, 1976- = ISSN 1018-5895. - 01/10/2003 Tomo 28 Número 4 2003 , p. 686-694 1. Seguro de jubilación . 2. Planes de prejubilación . 3. Planes de pensiones . 4. Edad de jubilación . I. Title. II. Título: The Geneva papers on risk and insurance.