PeopleImages My father used to tell me that success demands you have 75% common sense, 15% smarts to build on the momentum you create from your efforts, and 10% good luck. Managed health insurance services provider Centene Corporation (NYSE:CNC); appears to enjoy all three ingredients. The company is a true American success story worthy of our Buy rating as an investment opportunity. Profile The histories of Centene Corp and Medicaid are intertwined. Until 1965, veterans and the poor received limited govern ...