Melding of Cultures the Next Step in Seagram Deal
Article on Vivendi SA's acquisition of Seagram Co focuses on enormous challenge facing new company as both sides try to merge their vastly different businesses and cultures into global force the combines European business sensibility with American popular culture; after acquisition is formally announced, investors worry about companies' ability to create seamless worldwide telecommunications and entertainment giant managed by a French company; shares of Vivendi decline 8.7 percent, while Seagram's shares fall about 9 percent; photo (M)
