Aggregate Supply End of Chapter Problem The table to the right shows the overall consumer price index (CPI), which includes prices for all Overall Core categories of consumer products, and the core CPI, which excludes food and energy prices, for Year CPI CPI 2013 through 2018. (Data from Statistics Canada. ) 2013 122.8 117.2 a. For each year, beginning in 2014, determine the ination rate as measured by the overall CPI headline ination, nHand by the CPI excluding food and energy pricescore ination, Inc. 2014 1252 \"9'0 Plot the values in the graph below. Use red points to indicate headline ination and blue points to 2015 126.6 121.2 mdlcate core Inatlon. In plotting the pants, round each value to the nearest tenth of a percent. 2016 128.4 123.5 2017 130.4 125.5 2018 133.4 127.9 Xnip #3 2.5 2.4 2014 2.3 2015 2.2 2016 2.1 2017 2.0 2018 1.9 1.8 2014 Inflation Rate, 1.7 2015 1.6 2016 1.5 2017 1.4 2018 1.3 1.2 1.1 1.0 2,014.0 2,015.0 2,016.0 2,017.0 2,018.0 2,019.0 Year b. The more volatile of the two indices is the , reflecting shocks to energy and food prices. Negative supply shocks cause the short-run aggregate s core CPI ft to the and the short-run Phillips curve to overall CPI right shift to the left left rightb. The more volatile of the two indices is the - , reflecting shocks to energy and food prices. Negative supply shocks cause the short-run aggregate supply curve to shift to the and the short-run Phillips curve to shift to the