Note- General Motors(GM)

Earnings before Interest, tax and depreciation(EBITDA)

Do an evaluation on the below graph on the basis of a) seasonality b) long-term trend, and structural breaks. X-axis shows the years. (Blue line Dell and Red line GM) EBITDA Margin % of Dell and GM| 8,000 7,000 6,000 5,000 4,000 3,000 2,000 1,000 0 -1,000 09 10 11 12 13 14 15 16 17 18 19 20 EBITDADELL SA EBITDADGM SA