International Constellation Buying Vincor Constellation Brands, Inc. and Vincor International said in April that they had finalized a merger agreement. Constellation will buy Vincor for $1.31 billion. The merger was expected to close in June following a shareholder vote, customary regulatory approvals and the like. Canada will become the company's "fifth core market," and will be managed as a separate entity. "Constellation continues to be so far ahead of everybody else in terms of keen finan...