The push for financial regulatory reform has highlighted an important debate surrounding the Efficient Markets Hypothesis, the idea that market prices are rationally determined and fully reflect all available information. If true, the EMH implies that regulation is largely unnecessary because markets allocate resources and risks efficiently via the “invisible hand”.
推動金融監管改革的努力突顯出圍繞效率市場假說展開的重要爭論，該假說認爲，市場價格是理性決定的結果，並充分反映了所有可獲得的資訊。如果該假說成立，就意味著監管在很大程度上是不必要的，因爲市場會通過「看不見的手」，對資源和風險進行有效配置。
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