To use the author's own rubric: Q: What is the goal? What are the problems or opportunities it is addressing? A: Be as "fair" as possible in determining raises

To use the author's own rubric: Q: What is the goal? What are the problems or opportunities it is addressing? A: Be as "fair" as possible in determining raises and promotions, attempting to control for different roles / projects / levels / external factors. Q: What is the cost? A: 2-4 weeks of company time each year. Q: Is the process achieving that goal, for an acceptable cost? A: Yes... how else would you accomplish this goal?