Predict the change in aggregate demand (AD), aggregate supply (AS), price level (CPI) and national output (Y/RGDP). Indicate the shifts in either curves by using (R) for rightward and (L) for leftward, and (+) and (-) to indicate an increase or decrease in price level and national output respectively. If there is no change use (O) and if the answer is uncertain use (U). (10 Marks) EVENT- CPIG Y/RGDP A. an increase in the bank rate L B. the average price level declines in Canada C. an decrease in labour productivity D. an export tariff decreases by 30% E. the OPEC increases the price of crude oil