A general term describing situations in which market outcomes are not Paretoefficient.
市场失灵是一个描述市场结果不是帕累托有效率状况的一般术语。
2
While it is known today that every Walras equilibrium is Paretoefficient, this was not known until more complex proofs were devised in 1936 by Abraham Waldand John von Neumannin 1938.