1. Many of our business deals have been hampered due to Covid Situation. As a result, export falls. Which curve of the AD-AS framework will be affected? In which direction( Right/Upward/Downward)? And what kind of change( Shift factor or movement factor)? Explain briefly and you may use mathematical terms and diagram 2. Why does the short-run aggregate supply curve is upward sloping? Explain briefly using misperception and sticky wages 3. Why the short run aggregate demand curve is downward sloping? Explain briefly