Also. . .

* GPU Inc., which provides electricity to 2 million customers in New Jersey and Pennsylvania, said it will buy Argentine power distributor Emdersa from investment fund Exxel Group for $435 million in cash to expand in South America.

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* U.S. battery maker Rayovac Corp. agreed to buy ROV Ltd., a Latin American battery business it spun off in 1982, for $120 million in cash.