张同学2020-04-16 23:57:49
我想问一下在组合的课后题有一个问题是Electronic trading systems have attracted a lot of new buy-side traders,and the increased competition has resulted in narrower bid-ask spread.这句话为什么是错的?
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Johnny2020-04-17 17:51:57
同学你好,电子系统会吸引各类交易者,买方交易员、套利者、交易商(dealer) 等等. 其中买方交易员buy-side trader的竞争不会导致bid-ask spread下降,这里应该写成dealer, dealer的竞争会导致买卖价差下降。
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