* Rate of Return and Risk Premium for the Tandy Corporation's Common Stock(Jan78-Dec87); data tandy; label r_m='Market Rate of Return' r_f='Risk-Free Rate of Return' tandy='Rate of Return for Tandy Corporation' r_tandy='Risk Premium for Tandy Corporation(=tandy - r_f)' r_mkt='Risk Premium for Market(=r_m - r_f)'; date r_m r_f tandy r_tandy r_mkt ------------------------------------------------------------ JAN78 -0.045 0.00487 -0.075 -0.07987 -0.04987 FEB78 0.010 0.00494 -0.004 -0.00894 0.00506 MAR78 0.050 0.00526 0.124 0.11874 0.04474 APR78 0.063 0.00491 0.055 0.05009 0.05809 MAY78 0.067 0.00513 0.176 0.17087 0.06187 JUN78 0.007 0.00527 -0.014 -0.01927 0.00173 JUL78 0.071 0.00528 0.194 0.18872 0.06572 AUG78 0.079 0.00607 0.222 0.21593 0.07293 SEP78 0.002 0.00645 -0.100 -0.10645 -0.00445 OCT78 -0.189 0.00685 -0.206 -0.21285 -0.19585 NOV78 0.084 0.00719 0.086 0.07881 0.07681 DEC78 0.015 0.00690 0.085 0.07810 0.00810 JAN79 0.058 0.00761 -0.046 -0.05361 0.05039 FEB79 0.011 0.00761 -0.135 -0.14261 0.00339 MAR79 0.123 0.00769 0.122 0.11431 0.11531 APR79 0.026 0.00764 -0.094 -0.10164 0.01836 MAY79 0.014 0.00772 -0.148 -0.15572 0.00628 JUN79 0.075 0.00715 0.096 0.08885 0.06785 JUL79 -0.013 0.00728 0.006 -0.00128 -0.02028 AUG79 0.095 0.00789 0.250 0.24211 0.08711 SEP79 0.039 0.00802 -0.005 -0.01302 0.03098 OCT79 -0.097 0.00913 -0.037 -0.04613 -0.10613 NOV79 0.116 0.00819 0.170 0.16181 0.10781 DEC79 0.086 0.00747 0.037 0.02953 0.07853 JAN80 0.124 0.00883 0.032 0.02317 0.11517 FEB80 0.112 0.01073 0.143 0.13227 0.10127 MAR80 -0.243 0.01181 -0.105 -0.11681 -0.25481 APR80 0.080 0.00753 -0.038 -0.04553 0.07247 MAY80 0.062 0.00630 0.256 0.24970 0.05570 JUN80 0.086 0.00503 0.041 0.03597 0.08097 JUL80 0.065 0.00602 0.446 0.43998 0.05898 AUG80 0.025 0.00731 0.167 0.15969 0.01769 SEP80 0.015 0.00860 0.157 0.14840 0.00640 OCT80 0.006 0.00895 -0.015 -0.02395 -0.00295 NOV80 0.092 0.01137 0.212 0.20063 0.08063 DEC80 -0.056 0.00977 0.022 0.01223 -0.06577 JAN81 -0.014 0.01092 -0.139 -0.14992 -0.02492 FEB81 -0.009 0.01096 0.082 0.07104 -0.01996 MAR81 0.067 0.01025 0.299 0.28875 0.05675 APR81 -0.008 0.01084 0.092 0.08116 -0.01884 MAY81 0.064 0.01255 0.136 0.12345 0.05145 JUN81 -0.003 0.01128 -0.167 -0.17828 -0.01428 JUL81 -0.033 0.01154 0.032 0.02046 -0.04454 AUG81 -0.031 0.01169 -0.063 -0.07469 -0.04269 SEP81 -0.164 0.01054 -0.008 -0.01854 -0.17454 OCT81 0.062 0.01003 0.241 0.23097 0.05197 NOV81 0.069 0.00816 -0.037 -0.04516 0.06084 DEC81 -0.039 0.00740 -0.046 -0.05340 -0.04640 JAN82 -0.079 0.00949 0.059 0.04951 -0.08849 FEB82 -0.101 0.00946 -0.101 -0.11046 -0.11046 MAR82 -0.028 0.01067 -0.051 -0.06167 -0.03867 APR82 0.041 0.00972 0.053 0.04328 0.03128 MAY82 0.003 0.00908 -0.163 -0.17208 -0.00608 JUN82 -0.078 0.00914 0.023 0.01386 -0.08714 JUL82 -0.006 0.00714 0.050 0.04286 -0.01314 AUG82 0.122 0.00503 0.017 0.01197 0.11697 SEP82 0.008 0.00563 -0.026 -0.03163 0.00237 OCT82 0.136 0.00620 0.454 0.44780 0.12980 NOV82 0.049 0.00614 0.273 0.26686 0.04286 DEC82 0.014 0.00648 -0.042 -0.04848 0.00752 JAN83 0.065 0.00646 0.091 0.08454 0.05854 FEB83 0.028 0.00599 0.032 0.02601 0.02201 MAR83 0.043 0.00686 -0.004 -0.01086 0.03614 APR83 0.097 0.00652 0.084 0.07748 0.09048 MAY83 0.080 0.00649 -0.010 -0.01649 0.07351 JUN83 0.048 0.00673 -0.168 -0.17473 0.04127 JUL83 -0.017 0.00714 -0.123 -0.13014 -0.02414 AUG83 -0.034 0.00668 -0.048 -0.05468 -0.04068 SEP83 0.000 0.00702 -0.083 -0.09002 -0.00702 OCT83 -0.082 0.00678 -0.058 -0.06478 -0.08878 NOV83 0.066 0.00683 0.082 0.07517 0.05917 DEC83 -0.012 0.00693 0.095 0.08807 -0.01893 JAN84 -0.029 0.00712 -0.190 -0.19712 -0.03612 FEB84 -0.030 0.00672 -0.100 -0.10672 -0.03672 MAR84 0.003 0.00763 -0.008 -0.01563 -0.00463 APR84 -0.003 0.00741 0.120 0.11259 -0.01041 MAY84 -0.058 0.00627 -0.231 -0.23727 -0.06427 JUN84 0.005 0.00748 -0.037 -0.04448 -0.00248 JUL84 -0.058 0.00771 0.029 0.02129 -0.06571 AUG84 0.146 0.00852 0.079 0.07048 0.13748 SEP84 0.000 0.00830 -0.100 -0.10830 -0.00830 OCT84 -0.035 0.00688 -0.096 -0.10288 -0.04188 NOV84 -0.019 0.00602 0.027 0.02098 -0.02502 DEC84 -0.001 0.00612 0.005 -0.00112 -0.00712 JAN85 0.097 0.00606 0.170 0.16394 0.09094 FEB85 0.012 0.00586 0.119 0.11314 0.00614 MAR85 0.008 0.00650 0.094 0.08750 0.00150 APR85 -0.010 0.00601 -0.133 -0.13901 -0.01601 MAY85 0.019 0.00512 0.091 0.08588 0.01388 JUN85 -0.003 0.00536 0.087 0.08164 -0.00836 JUL85 0.012 0.00562 -0.119 -0.12462 0.00638 AUG85 0.005 0.00545 0.063 0.05755 -0.00045 SEP85 -0.055 0.00571 -0.011 -0.01671 -0.06071 OCT85 0.026 0.00577 0.098 0.09223 0.02023 NOV85 0.059 0.00540 0.021 0.01560 0.05360 DEC85 0.013 0.00479 0.098 0.09321 0.00821 JAN86 -0.009 0.00548 -0.040 -0.04548 -0.01448 FEB86 0.049 0.00523 0.096 0.09077 0.04377 MAR86 0.048 0.00508 -0.047 -0.05208 0.04292 APR86 -0.009 0.00444 -0.058 -0.06244 -0.01344 MAY86 0.049 0.00469 0.094 0.08931 0.04431 JUN86 0.004 0.00478 -0.092 -0.09678 -0.00078 JUL86 -0.076 0.00458 -0.078 -0.08258 -0.08058 AUG86 0.049 0.00343 0.018 0.01457 0.04557 SEP86 -0.047 0.00416 -0.108 -0.11216 -0.05116 OCT86 0.018 0.00418 0.242 0.23782 0.01382 NOV86 0.000 0.00420 0.094 0.08980 -0.00420 DEC86 -0.005 0.00382 -0.023 -0.02682 -0.00882 JAN87 0.148 0.00454 0.130 0.12546 0.14346 FEB87 0.065 0.00437 0.174 0.16963 0.06063 MAR87 0.037 0.00423 -0.118 -0.12223 0.03277 APR87 -0.025 0.00207 -0.119 -0.12107 -0.02707 MAY87 0.004 0.00438 -0.026 -0.03038 -0.00038 JUN87 0.038 0.00402 0.045 0.04098 0.03398 JUL87 0.055 0.00455 0.087 0.08245 0.05045 AUG87 0.015 0.00460 0.027 0.02240 0.01040 SEP87 -0.015 0.00520 0.088 0.08280 -0.02020 OCT87 -0.260 0.00358 -0.246 -0.24958 -0.26358 NOV87 -0.070 0.00288 -0.190 -0.19288 -0.07288 DEC87 0.073 0.00277 0.040 0.03723 0.07023