US questions best execution

Marshall Blume, finance professor at Center for Financial Research at the Wharton School of the University of Pennsylvania, has questioned the operability of best execution in the major financial marketplaces. His paper, entitled Competition and Fragmentation in the Equity Markets: The Effect of Regulation NMS, warns that best execution, as a concept, could backfire and stifle market innovation. He says the principle that "all buyers see the prices asked by all sellers and all sellers see the

Only users who have a paid subscription or are part of a corporate subscription are able to print or copy content.

To access these options, along with all other subscription benefits, please contact or view our subscription options here:

You are currently unable to copy this content. Please contact to find out more.

Sorry, our subscription options are not loading right now

Please try again later. Get in touch with our customer services team if this issue persists.

New to View our subscription options

If you already have an account, please sign in here.

You need to sign in to use this feature. If you don’t have a account, please register for a trial.

Sign in
You are currently on corporate access.

To use this feature you will need an individual account. If you have one already please sign in.

Sign in.

Alternatively you can request an individual account here