Volume 1A: The global demography of aging : facts, explanations, future / D.E. Bloom, D.L. Luca -- Macroeconomics, aging, and growth / R. Lee -- Migration and the demographic shift / A. Zaiceva, K.F. Zimmerman -- Global demographic trends : consumption, saving, and international capital flows /...

Means testing can balance the need to provide adequate retirement incomes with the requirement that such provision is fiscally sustainable and economically efficient. Critics of the policy suggest that to reduce benefits as a retiree’s income and/or wealth increase is to discourage work and...