Skyrocketing college tuitions and trillion-dollar student loan debt have put college and university spending in the spotlight. "Labor Intensive or Labor Expensive? Changing Staffing and Compensation Patterns in Higher Education," a report by the Delta Cost Project at AIR, finds that colleges and universities increasingly rely on part-time faculty to meet instructional demands and rein in costs, but rising benefit costs and increased hiring for other types of positions have undercut those savings.