More than a month after he was introduced as the coach at North Carolina, Bill Belichick has formally signed his contract with the university. The deal is laden with incentives that could make him one of the highest-paid coaches in the sport.

North Carolina football coach Bill Belichick and school officials have signed his official employment contract, formalizing last month’s hiring after speculation that the six-time Super Bowl-winning head coach might opt instead for a return to the NFL.