This highly topical book explores key issues in evaluating the long-run implications of population ageing for pensions, taxation, intergenerational equity and social welfare. Societies face long-term phenomena, such as demographic change and climate change that impose costs and benefits far into...

In this chapter we review the recent literature on the effects of changing global demographic trends on consumption, factor prices and social security. We also construct an overlapping generation model with four regions of the world. The model is calibrated so that we match some basic statistics...