Rising income inequality is starting to hit home for many American households as they run short of places to reach for a few extra bucks.
As the gap between the rich and poor widened over the last three decades, families at the bottom found ways to deal with the squeeze on earnings. Housewives joined the workforce. Husbands took second jobs and labored longer hours. Homeowners tapped into the rising value of their properties to borrow money to spend.
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