One problem that people with a lot of time on their hands like to get worked up about is that academic economists sometimes write papers advocating positions that benefit organizations that give them money, while being coy about that relationship. On the other hand this newish paper about dark pools, which compete for stock trading orders with exchanges like NYSE and Nasdaq, has a first author whose affiliation is listed as “The NASDAQ OMX Group, Inc.,” so that’s fine then. Guess what he thinks? No, kidding, you don’t get to guess, he thinks dark pools are bad, duh.
The study, by Dr. Frank Hatheway, Nasdaq OMX Group; Dr. Hui Zheng, the University of Sydney; and Dr. Amy Kwan, the University of New South Wales, looks at US trading venues with restricted access and without displayed orders – generically referred to as “dark pools” – which increasingly segment order flow in the US. … The authors show that the effects of order segmentation by dark venues are damaging overall price discovery and market quality.
I’m a sucker for market microstructure papers because I like the Hobbesian world they imagine, where everyone is trying to rip everyone else’s face off, and keep their own face on, every nanosecond. Read more »





