Delta, United, and American Airlines announced purchases of planes on July 18 (7/18), February 12 (2/12), and October 7 (10/7), respectively. Delta United American Market Company Date Return Return Date 7/12 -.42 -.63 2/8 Market Company Return Return -.91 -1.22 Market Company Date Return Return 10/1 .62 .40 7/13 .00 .32 2/9 -1.01 -1.22 10/2 .52 .69 7/16 1.26 1.46 2/10 .52 .32 10/3 1.22 1.22 7/17 -1.26 -1.08 2/11 .72 3.34 10/6 22 -2.58 7/18 -2.21 1.11 2/12 -.42 -.19 10/7 -2.32 -.45 7/19 -.85 -.70 2/15 1.22 2.78 10/8 .62 .62 7/20 -.91 -1.14 2/16 .62 .62 10/9 -.42 -.19 7/23 .73 .53 2/17 -.42 -.22 10/10 42 -.25 7/24 .22 .01 2/18 .42 .30 10/13 .00 -.22 Given the above information, calculate the cumulative abnormal return (CAR) for these stocks as a group. (A negative answer should be indicated by a minus sign. Leave no cells blank - be certain to enter "0" wherever required. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Abnormal returns (R; - RM) Days from Delta United announcement -4 -3 -2 -1 0 1 23 4 American Sum Average abnormal return Cumulative average return
Delta, United, and American Airlines announced purchases of planes on July 18 (7/18), February 12 (2/12), and October 7 (10/7), respectively. Delta United American Market Company Date Return Return Date 7/12 -.42 -.63 2/8 Market Company Return Return -.91 -1.22 Market Company Date Return Return 10/1 .62 .40 7/13 .00 .32 2/9 -1.01 -1.22 10/2 .52 .69 7/16 1.26 1.46 2/10 .52 .32 10/3 1.22 1.22 7/17 -1.26 -1.08 2/11 .72 3.34 10/6 22 -2.58 7/18 -2.21 1.11 2/12 -.42 -.19 10/7 -2.32 -.45 7/19 -.85 -.70 2/15 1.22 2.78 10/8 .62 .62 7/20 -.91 -1.14 2/16 .62 .62 10/9 -.42 -.19 7/23 .73 .53 2/17 -.42 -.22 10/10 42 -.25 7/24 .22 .01 2/18 .42 .30 10/13 .00 -.22 Given the above information, calculate the cumulative abnormal return (CAR) for these stocks as a group. (A negative answer should be indicated by a minus sign. Leave no cells blank - be certain to enter "0" wherever required. Do not round intermediate calculations and round your answers to 2 decimal places, e.g., 32.16.) Abnormal returns (R; - RM) Days from Delta United announcement -4 -3 -2 -1 0 1 23 4 American Sum Average abnormal return Cumulative average return
Chapter1: Financial Statements And Business Decisions
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