(Be to the point. Maximum 3 paragraphs for each answer) 1. What are the components of aggregate demand in the economy? How are they related to interest rate? 2. Explain the nature of short and long-run aggregate supply curve. What are the sources of aggregate supply in the economy? 3. What are the causes and consequences of inflation? In what sense inflation is like a tax? 4. Write short notes on: (a) MPC and MPS (b) Multiplier (c) autonomous consumption and investment (d) equilibrium level of price and output. 5. In the light of the present Corona crisis, what kind of monetary and fiscal policy would you suggest? Justify your