by David E. Bloom and Dara Lee Luca
PGDA Working Paper No. 130, August 2016
This publication provides a broad overview of the global demography of aging. It reviews patterns, trends, and projections involving various indicators of population aging and their demographic antecedents and sequelae. The document also reviews theories economists use to explain the behavioural changes driving the most prominent demographic shifts. Finally, it discusses the changing nature of aging, the future of longevity, and associated policy implications, highlighting some key research issues that require further examination.