损失发生

Geminiviruses are a group of plant viruses occurred worldwide and characterized by their unique twinned particles, which encapsidate a circular single-stranded DNA genome.

双生病毒是一类世界范围内广泛发生的具有孪生颗粒形态的植物单链DNA病毒,已在多种作物造成毁灭性危害,给作物生产造成了严重损失。

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.

如果50ETF市后证50指数市场的定价效率没有提高，那么，一方面不知情交易在与知情交易交易时就会遭受损失；另一方面投机和套利在ETF套利时也往往不能获得利润，甚至可能发生亏损。