2.If the price efficiency underlying index after the listing of 50ETF isn’t improved, liquidity traders will sustain losses with information traders, speculator and arbitrager can’t profit.
2.如果50ETF上市后上证50指数市场的定价效率没有提高,那么,一方面不知情交易者在与知情交易者进行交易时
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受损失;另一方面投机者和套利者在进行ETF套利时也往往不能获得利润,甚至可能发生亏损。