In standard U.S.
policy-speak, “poverty” is an income concept. The “poverty line” is an income
measure, access to social programs is largely related to income, and when
policymakers examine distributional effects of a policy, they turn to income
quintiles.
Income, however, provides an incomplete picture of family well-being. Income
measures a household’s flow of funds, but that flow can be interrupted. In his
recent book High Wire, Peter Gosselin presents disturbing evidence that
income volatility in the United States--measured by the percentage of
households experiencing a 50-percent decline… more