Problem
Calculate and graph the ratio of: (i) real residential investment to real GDP; (ii) real nonresidential investment to real GDP; and (iii) real inventory investment to real GDP.
(a) Which of the components of investment shows the most (least) variability, in terms of its contribution to the variability in real GDP?
(b) Provide possible explanations for the patterns you detected in part (a)
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.