Shareholders have approved the merger of Dean Witter, Discover & Co. and Morgan Stanley Group Inc.

The $9.4 billion deal, announced in February, is expected to be completed this week. Analysts said the combination of Morgan Stanley's institutional clout with Dean Witter's retail network could create a fearsome competitor.

Limited Time Offer

Save $400 off your subscription. Special offer ends April 30, 2017.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.