Philippe Villers was a little boy in 1940, when his family escaped from Paris only hours before the Nazi invasion and immigrated to the United States. From the harrowing flight of a wartime refugee, Villers went on to earn degrees from Harvard and MIT and to cofound Computervision, a former Fortune 500 company that made him rich. “This country has been good to me,’’ Villers, 76, said. “I’d like to do my part to give back.’’ As part of his effort to give back, Villers has made an unusual request to the federal government: Raise my taxes, please. Villers is...