What was found
(PART 91) AFTER DEPARTING MIA, CLIMBING THROUGH FL 220 WITH MAX CONTINUOUS THRUST, THE RIGHT ENGINE ROLLED BACK AND SHUT ITSELF DOWN. CREW LEVELED OFF AT FL 250 TO ASSESS SITUATION. CREW THEN DECLARED AN EMERGENCY AND REQUESTED VECTORS TO BCT AIRPORT. CREW PERFORMED ENGINE FAILURE AND SHUTDOWN CHECKLISTS AND SUCCESSFULLY PERFORMED A STARTER ASSISTED RESTART. CREW PROCEEDED TO BCT AND LANDED UNEVENTFULLY. AIRCRAFT CURRENTLY IN MAINTENANCE FOR CORRECTIVE ACTION.