正せい常じょう利り潤じゅん

noun

normal profit

Economics term: the minimum profit necessary to keep a firm in an industry in the long run, where total revenue equals total cost including opportunity cost.

• 完かん全ぜん競きょう争そう市し場じょうでは、長ちょう期き的てきには企き業ぎょうは正せい常じょう利り潤じゅんしか得えられない。

  In a perfectly competitive market, firms can only earn normal profit in the long run.