This is one of the basic ideas in labor economics, called a "compensating differential." It's the idea that the increment to wages that a worker requires to leave him indifferent between performing two tasks, one which is more unpleasant than the other.
労働経済学の基本的な考えの一つ 「補償格差」があります 基本的に 労働者に賃金を多めに支払うことで 二つの仕事を平等に近づけ 不快な仕事の 埋め合わせを するものです