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- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input long stkcd float(pub idxtrd08 dretwd) byte markettype
- 600305 20093 3.5892 -.007709 1
- 600488 20094 .029 .016779 1
- 600350 20095 .6724 -.023723 1
- 600348 20096 -2.3921 .004016 1
- 600781 20097 -.2446 -.01516 1
- 600059 20100 -1.7087 -.028169 1
- 600151 20101 .1842 .02 1
- 601567 20102 -.3988 -.006543 1
- 601518 20103 3.5479 .048433 1
- 600874 20104 1.2034 .023235 1
- 600894 20107 -7.7176 -.031815 1
- 600511 20108 1.8195 .008943 1
- 600249 20109 4.7561 .022222 1
- 600225 20110 .5937 .009655 1
- 600801 20111 .253 -.008421 1
- 600807 20114 .939 .020882 1
- 600272 20115 -.8953 -.00119 1
- 600619 20116 -1.4119 -.048497 1
- 600703 20117 -1.3171 -.01052 1
- 600354 20118 -1.5961 .004274 1
- 603399 20121 -2.565 -.006843 1
- 600058 20122 2.456 .014189 1
- 600868 20123 -.9634 .010471 1
- 600787 20124 -1.1891 .021484 1
- 600717 20125 -1.9375 -.040853 1
- 601388 20128 .6267 -.00112 1
- 600323 20129 1.5042 -.00545 1
- 600004 20130 .5132 .003824 1
- 601700 20131 .4987 .026795 1
- 600796 20132 .9605 .010512 1
- 603010 20135 .5797 .026607 1
- 600737 20136 .7637 .053022 1
- 603518 20144 -.5547 -.017651 1
- 600678 20145 2.1581 -.011318 1
- 600668 20146 .3617 -.004418 1
- 600571 20149 .7867 .040231 1
- 600984 20150 -2.1981 .002424 1
- 600848 20151 .5041 .015748 1
- 600757 20152 -.9503 .000995 1
- 600416 20153 -.2254 -.017154 1
- 600738 20156 1.8942 .002513 1
- 600891 20157 -.498 .012791 1
- 601006 20158 .1473 .004912 1
- 600340 20159 1.78 0 1
- 601880 20160 .7046 .007326 1
- 601857 20163 2.269 .012658 1
- 600206 20164 1.5603 -.009909 1
- 600598 20165 2.1303 .010586 1
- 600583 20166 .1388 .008712 1
- 601186 20167 .9799 -.018439 1
- 600160 20170 1.9502 .031553 1
- 600502 20171 .0996 -.015895 1
- 600794 20172 -.8332 .097865 1
- 600266 20173 .5857 -.035088 1
- 600651 20174 .2432 .005396 1
- 603588 20177 2.5929 .029213 1
- 600074 20178 -1.0226 -.022015 1
- 600895 20179 1.6695 -.001931 1
- 600698 20180 .4062 .020118 1
- 603169 20181 .9987 .048529 1
- 600262 20185 2.5287 .082696 1
- 600146 20186 .8465 -.018535 1
- 600690 20187 -.9382 -.025075 1
- 600720 20188 1.9178 .011064 1
- 600674 20191 2.1437 .052102 1
- 600653 20192 .3278 .048913 1
- 601018 20193 -1.2495 -.025037 1
- 600082 20194 2.7127 -.01 1
- 600480 20195 2.2171 .024924 1
- 603997 20198 -1.6291 -.036316 1
- 601001 20199 1.8111 .032017 1
- 600853 20200 2.4409 .034826 1
- 601929 20201 .3648 .04214 1
- 601600 20202 -.4737 -.009424 1
- 600785 20205 3.0508 .000948 1
- 603088 20206 -1.127 -.067318 1
- 600987 20207 .0032 -.000693 1
- 601801 20208 -.7877 .004863 1
- 600520 20212 .875 -.002325 1
- 600675 20213 -4.0646 -.042932 1
- 600336 20214 -1.6207 -.038991 1
- 600448 20215 -2.7693 -.036276 1
- 601919 20216 2.2811 -.003044 1
- 601058 20219 3.0315 .017822 1
- 601111 20220 1.5595 -.003393 1
- 601718 20221 -.5822 -.035642 1
- 603698 20222 .054 .058387 1
- 600971 20223 -1.6169 -.028509 1
- 600660 20226 -.6014 -.013505 1
- 600858 20227 3.1384 .015658 1
- 600585 20228 .6434 -.004671 1
- 601919 20229 1.8688 .1 1
- 601233 20230 2.8438 .037605 1
- 600392 20233 3.3627 .022758 1
- 601216 20234 2.0155 .024176 1
- 600051 20235 .6309 -.010612 1
- 600751 20236 -6.5107 -.100064 1
- 600774 20237 -.1944 .0661 1
- 600835 20240 4.7019 .098651 1
- 600768 20241 1.6896 .020941 1
- end
- format %td pub
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(dretwd :考虑现金红利再投资的日个股回报率;idxtrd08 :指数回报率;markettype:市场类型)
公司信息透明度采用股价信息含量指标(SI)来表示,具体构建方法如下
rit=Bo+P1xrm.t+P2xrm.t-1+eit (5)
SIi = Ln(1-Ri^2/Ri^2)
其中ri,t为个股收益率,rm,t为市场收益率。Ri为式(5)的拟合优度。