By Susanne Mueller For decades, legislators, policymakers and business leaders have raised the alarm about New Jersey’s “brain drain,” the fact that our state leads the nation in exporting college students and doesn’t attract the equivalent of out-of-state students to fill the gap. According to the National Center for Education Statistics, 31,294 first-time undergraduates left the state in 2022 and 5,420 out-of-state students attended college in New Jersey for a net migration of minus-25,874. In terms of volume, New Jersey is the fourth-highest exporter of students and holds the largest negati…