Problem
Over the last three decades a variety of policy rules have been proposed by macroeconomists to improve macroeconomic performance. First, explain why policy rules been suggested. Second, describe using words, mathematics, and any appropriate graphs how each of these rules operate to improve macroeconomic performance.
The response must include a reference list. Using Times New Roman 12 pnt font, double-space, one-inch margins, and APA style of writing and citations.