20世纪初经济学家马歇尔提出了“外部不经济理论”,随后他的学生、英国经济学家A.C.Pigon丰富和发展了该理论。所谓外部不经济性指某一种物品或活动对周围事物产生的不良影响。从经济学的角度分析,外部不经济性是私人成本的社会化,是把自身利益建立在他人受损的基础之上,这种行 Early 20th century economist Marshall put forward the “theory of external diseconomies,” followed by his student, British economist A.C.Pigon enriched and developed the theory. The so-called external diseconomies refer to the adverse effects of an item or activity on the surrounding things. From an economic point of view, external diseconomies are the socialization of private costs, which is based on the self-inflicted damage to others