Stagnating middle-class wages and family incomes are a major factor behind the US economy’s slow recovery from the 2007-2009 recession, and pose a serious threat to long-term growth and competitiveness. Household consumption accounts for more than two-thirds of aggregate demand, and consumption growth depends on income growth for the bottom 90%.
中产阶级工资和家庭所得停滞不前是美国从2007—2009年衰退中复苏缓慢的主要原因，也给长期增长和竞争力带来了严重威胁。家庭消费占总需求的三分之二强，而消费增长取决于低层90%的所得增长。