"If entities are sending a significant amount of quotes and never generating a trade, then it's not a good idea for us to support that," Finzi said at STA.
"But one must also be careful because there are certain models and folks who provide value to the marketplace," he added. "That includes market-maker strategies with two-way prices in stocks. In volatile times, they have to address those and amend those quite regularly."
Sunday, October 23, 2011
Could calm things down, or quite the opposite?