... Wage inequality and stagnant earnings are issues firmly stapled to the political agenda. But lack of stability and predictability in incomes and other resources matters too, and the last few decades—and especially the last few years—of the US labor market and family life have been marked by increased risk and turbulence.
Public policy for social mobility needs to support not just the adequacy of incomes, but also their volatility, and fill a need for both wage insurance and family responsibility insurance. ...