To economists, it makes sense. David Neumark, a professor at the University of California, Irvine, who has studied the minimum wage, recalled a trip to Norway where nearly every restaurant he and his wife visited relied on counter service. Neumark said, “It was so clear there.” Norway has among the highest median wages in the world. … “Economic history is filled with ways that we have figured out how to do things with fewer workers, and ultimately that’s what makes us richer,” he said.

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