It is generally considered that one of the main goals of monetary policy is to control inflation, and many countries have adopted inflation targeting regimes. (You can refer to any major country or the Eurozone in answering this question.) a) What policy instruments are used by monetary policy makers to implement their policy choices? (4) b) How do changes in those policy instruments work to influence inflation? (4) c) What other macro variables may be affected in the process? (4) d) Briefly explain "quantitative easing" and how it may affect the economy. (4) e) What should monetary policy makers be doing currently to try to bring inflation back under control?