Recent decades have seen a fundamental change in the age structure of manywestern societies. In these societies it is now common for a fifth to a quarterof the ... » 

Recent decades have seen a fundamental change in the age structure of manywestern societies. In these societies it is now common for a fifth to a quarterof the population to be retired for fewer babies to be born than is requiredto sustain the size of the population and for life expectancy to exceed eightyyears old. This book provides an overview of the key issues arising from thisdemographic change. «