1) Define Aggregate Demand. 2) Give three reasons why the Aggregate Demand curve slopes downward. 3) Using the Expenditure Model (GDP = C + G + | + NX), draw a graph that depicts Demand-Pull inflation. 4) What factors cause Demand-Pull inflation? 5) Using the Expenditure Model (GDP = C + G + | + NX), what needs to be done to get back to equilibrium when an economy experiences Demand-Pull inflation