Walmart employer 1.7m people in the US and has a revenue of $437b in the US. If those 1.7m employees were all on $10 an hour for 2000 hours a year, that's 34b.

Walmart employer 1.7m people in the US and has a revenue of $437b in the US. If those 1.7m employees were all on $10 an hour for 2000 hours a year, that's 34b. If you doubled that wage to $20 an hour that would result in an extra $34b in costs at most. Revenue would have to go from $437b to $471b, a 7.8% increase.