Biz BriefsMarket research and information-services firm Opinion Research in Princeton has agreed to be acquired by infoUSA for $12 per share or $134.3 million. InfoUSA, based in of Omaha, Neb., is a provider of business- and consumer-information products and data-processing services and is acquiring about 11.2 million of Opinion ResearchÂs outstanding shares. The deal is expected to close in the fourth quarter. Opinion Research will remain in Princeton, operating as an independent subsidiary of infoUSA. The acquisition will make Opinion ResearchÂs market-research services available to infoUSAÂs clients.