You observe that in a supermarket, full time workers at the fish counter make 30 percent more than those at the bakery counter. The fish workers are all men, and the bakery workers are all women. Is...

Extracted text: You observe that in a supermarket, full time workers at the fish counter make 30 percent more than those at the bakery counter. The fish workers are all men, and the bakery workers are all women. Is this necessarily evidence of gender discrimination? If not, what are alternative explanations of this pay differential? Explain your reasoning.