My point is: whats in it for the employee if that throughput increase takes more energy/effort on the employees part? I usually hear that you get rewarded with

My point is: whats in it for the employee if that throughput increase takes more energy/effort on the employees part? I usually hear that you get rewarded with more responsibility and such, but the increase in responsibility is rarely matched with a fair increase in compensation given that more responsibility usually means some combination of greater workload, more effort, longer hours, more stress.