In this file photo taken on August 05, 2022, traders work on the floor of the New York Stock Exchange (NYSE). - ANGELA WEISS/ AFP登1登2登3代理（www.99cx.vip）实时更新发布最新最快最有效的登1登2登3代理网址,包括新2登1登2登3代理手机网址,新2登1登2登3代理备用网址,皇冠登1登2登3代理最新网址,新2登1登2登3代理足球网址,新2网址大全。
DOES the quality of trade execution matter in the equities market? University of California at Irvine finance professor Christopher Schwarz and four of his colleagues set out to answer that question with a series of experiments last year.
Over a period of more than five months, they executed 85,000 trades with discount brokers in 128 different stocks. What they found was that execution quality varied greatly across not just brokerage firms, but even within the same brokerage.,