3. Using supply and demand curves for money as per Keynesian Liquidity Preference model briefly looked at in class, illustrate the impact of the following events on the equilibrium interest rate. (a) The general price level for goods increases. (b) Aggregate output in the economy rises. (c) The RBNZ increases the ocr. (d) In the US, money market, the U. S. Fed decreases the minimum reserve requirement of banks