인플래이션에 편승해 상품 가격을 더 올리는 생산자와 판매자
One puzzle is why consumers have played ball. Usually, economists would expect any business that raised its prices to lose customers to competitors that don’t, or not by as much. But these aren’t normal times. In rare situations—such as an economy’s reopening after a pandemic—widespread knowledge that costs are rising allows businesses to raise their…