joining me on set this morning is dale rosenthal-- assistant professor of finance at the university of illinois at chicago. thanks for coming by dale. what's your reaction to this story and all those reports that have been coming out of late? >>thanks angie. there's a lot of heat and light. there's a lot of concern but there's also a huge amount of misinformation and disinformation. we see the people leading this chargethe people who are saying we really need to look into high frequency tradingwho is it? it's the big banks. we had katsuyama today on cnbc who' s running a competitor to bat saying they are taking advantage of the customer. well guess what? if i'm going to compete with somebody, i'm going to say they're bad and i'm good. if we look historically though what's happened is we've introducedtrading has become more and more quick, more high frequency. we've seen that the big banks have lost market share. they fought dodd-frank and moving swaps on exchange because that was going to expose the swaps market to the same pressure. and so there's a consistent message coming from the