3.It is possible to compute means, variances, betas, and so forth using historical data as shown in “Window 12.2: Calculating Beta”. For our purposes, the procedure is identical to the case of various economic states where each economic state is equally likely. Consider the following history of returns:
Year |
Homer Company |
Large Company Stocks |
1 |
34.09% |
40.16% |
2 |
1.00% |
2.03% |
3 |
17.05% |
12.41% |
4 |
73.15% |
27.26% |
5 |
20.40% |
-6.56% |
6 |
51.84% |
26.31% |
7 |
30.50% |
4.46% |
8 |
2.22% |
7.06% |
9 |
11.43% |
-1.54% |
10 |
40.16% |
34.11% |
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