U.S. economists believe that Buchanan, the promotion of efficient growth, continue to meet the basic needs of people, continue to promote the potential of the system is to play a moral system.

• 美国经济学家布坎南认为，促进效率的增长、不断满足人的根本需要、不断地促进人的潜能的发挥的制度才是道德的制度。