New Jersey is the perennial loser in the student migration wars: more of its residents leave the state to go to college than anywhere else in the country. On the other end of the spectrum, so many students have decided that sunshine, mosquitoes and the Marlins are the essential elements of the college experience that Florida is the state with the highest “net migration” (the number who enter minus the number who leave). Source: Interstate Commission for Higher Education; number of students in 2005 and 2015 are projections based on 2001-2 data... The swelling population of 18-year-olds — members of...