Today's world is aging at a great speed, and although increased longevity represents one of the greatest achievements of the last century, the extension of life expectancy does not necessarily correspond to an extension of healthy lives. Aging populations, particularly those with a high percentage of the oldest old, are often burdened with chronic conditions that require extended long-term care. Deciding who provides said care, and in what forms, are key problems that will soon affect a growing number of post-industrial high- and mid-income countries. Caring for a Living...