But Chinese security market is incomplete under short-sale constraint, which causes the ineffectiveness of risk share and the loss of social welfare.
然而，我国存在卖空限制的证券市场是不完全的，这导致了风险分担的无效以及社会福利的损失。
The essence of ineffectiveness of market regulation, which leads to inefficiency of market, lies in the inherent defects of market itself and imbalance of interests among economic persons.
市场失灵的本质在于市场的内在缺陷以及经济人的利益失衡，市场失灵是市场非效率的缘由，因此必须对其进行最佳程度的克服。
The American security market environment is more approximate to the condition of complete competition and still has significant market ineffectiveness.
美国证券市场运行环境近似于完全竞争的市场状况，也存在显著的市场失灵。
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