Paul Krugman: Better Pay Now

’Tis the season to be jolly — or, at any rate, to spend a lot of time in shopping malls. It is also, traditionally, a time to reflect on the plight of those less fortunate than oneself — for example, the person on the other side of that cash register.

The last few decades have been tough for many American workers, but especially hard on those employed in retail trade — a category that includes both the sales clerks at your local Walmart and the staff at your local McDonald’s. Despite the lingering effects of the financial crisis, America is a much richer country than it was 40 years ago. But the inflation-adjusted wages of nonsupervisory workers in retail trade — who weren’t particularly well paid to begin with — have fallen almost 30 percent since 1973.