CB Insights acquires 27 years of private company data from Dow Jones to broaden its power to inform business customers

· CB Insights, the tech market intelligence platform that makes predictions about the startups that could become unicorns, said Wednesday it acquired VentureSource's data from Dow Jones on tech, startups, and venture capitalists going back to 1983. 
· As many tech companies are slashing headcount amid plummeting revenues, CB...