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Is Wal-Mart’s wage hike a sign of bigger change?

Wal-Mart's decision to hike wages for 500,000 employees has raised hopes that pay increases may be on the horizon for other American workers, too.

A woman shops at Walmart as the store prepares for Black Friday in Los Angeles, Calif. Nov. 24, 2014. (Photo by Jonathan Alcorn/Reuters)
A woman shops at Walmart as the store prepares for Black Friday in Los Angeles, Calif. Nov. 24, 2014.REUTERS

Suzy Khimm