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You have performed an event study analysis, and estimated the abnormal return for the 5 securities and for the entire event window (-5,5), see the
You have performed an event study analysis, and estimated the abnormal return for the 5 securities and for the entire event window (-5,5), see the table below. Please calculate the aggregated abnormal return across firms and through time for the window (-1,3], CR(-1,3). Date stock 1 stock 2 stock 3 stock 4 stock 5 -5 0,0028 0,0064 0,0063 -0,0334 -0,014 -4 -0,0178 0,0283 0,0215 0,0116 -0,0025 -3 -0,0039 -0,0016 -0,0042 -0,0032 0,0048 -2 0,002 0,0031 0,01 -0,0017 -0,0056 -1 0,0229 -0,0054 0,0073 0,0103 0,0241 0 0,0346 -0,0237 0,0298 -0,0102 0,011 1 -0,0487 -0,0113 0,0246 0,0136 -0,0541 2 -0,0186 -0,0004 -0,0013 -0,0188 0,0078 3 0,0087 0,0005 0,0059 0,0027 0,0121 4 -0,0244 -0,0335 0,0077 0,0003 -0,021 5 0,0224 -0,0023 -0,0048 -0,0085 -0,0023 Select one: O a) 0.0083 Ob) 0.00468 O c) 0.0014 O d) -0.00682 You have performed an event study analysis, and estimated the abnormal return for the 5 securities and for the entire event window (-5,5), see the table below. Please calculate the aggregated abnormal return across firms and through time for the window (-1,3], CR(-1,3). Date stock 1 stock 2 stock 3 stock 4 stock 5 -5 0,0028 0,0064 0,0063 -0,0334 -0,014 -4 -0,0178 0,0283 0,0215 0,0116 -0,0025 -3 -0,0039 -0,0016 -0,0042 -0,0032 0,0048 -2 0,002 0,0031 0,01 -0,0017 -0,0056 -1 0,0229 -0,0054 0,0073 0,0103 0,0241 0 0,0346 -0,0237 0,0298 -0,0102 0,011 1 -0,0487 -0,0113 0,0246 0,0136 -0,0541 2 -0,0186 -0,0004 -0,0013 -0,0188 0,0078 3 0,0087 0,0005 0,0059 0,0027 0,0121 4 -0,0244 -0,0335 0,0077 0,0003 -0,021 5 0,0224 -0,0023 -0,0048 -0,0085 -0,0023 Select one: O a) 0.0083 Ob) 0.00468 O c) 0.0014 O d) -0.00682
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