6. Download the most recent Real GDP data from BEA beginning in 2000q1. a. Graph the data in excel b. Calculate the growth rate of RGDP and create a separate line graph for your calculations. c. Using your two graphs, list any periods of negative growth beginning to end (quarter/year - quarter/year). For example, a decline in activity that began in 1995q1 and ended in 1995q3 would be listed as 1995q1 - 1995q3. d. Now look at the official recession dates given by the NBER. Do these differ? Why or why not