Also. . .

* Pfizer Inc. shareholders overwhelmingly approved the $105-billion acquisition of rival drug maker Warner-Lambert Co., moving one step closer to creating the largest U.S. drug company and the world’s second-biggest. The merger, valued at about $93 billion when announced Feb. 7, is now worth $105 billion, based on Thursday’s closing prices. On the NYSE, Pfizer shares fell 75 cents to close at $42.75, while Warner-Lambert fell $1.31 to close at $116.69. (Reuters)

* Tupperware Corp. has attracted a large investment from a fellow direct-seller, according to a regulatory filing. Vorwerk & Co., a family-owned business based in Germany, recently bought 10.2% of Tupperware’s stock on the open market, making it Tupperware’s largest shareholder. Shares in Orlando, Fla.-based Tupperware rose 50 cents to close at $18.56 on the NYSE.