In what ways could an aging population impact society, and how might compression of disability mitigate some of these issues?

Think about the impact of macro-level population distribution characteristic for society as described in Cai & Lubitz (2007) and South & Trent (2010). In what ways could an aging population impact society, and how might compression of disability mitigate some of these issues? Describe at least two structural solutions to reduce the burden of an aging population.