Experts predict that the acquisition of fresh water will soon supersede that of oil as a main source of international tension. The world's increasing population and industrialization are raising the level of pollutants and toxins, tainting water sources that could be used for consumption or...

Longevity insurance benefits are deferred annuities that start payment at an advanced age at which a substantial proportion of the birth cohort has died. In high-income countries, that would mean that these annuities would start for people in their early 80s, but when social security programs...