xtset id date
gen ivol_next = F.ivol
drop if ivol_next == .
gen turn_next = F.turn
drop if turn_next == .
reghdfe ivol_next ivol buzzn buzzs size instown ret lev sdret , absorb(id date)
请教大神们,这个报错我也看不懂到底哪里有问题
- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input float ivol double turn float(buzzn buzzs sentn sents) double(size ret) float(lev absret instown sdret ivol_next turn_next)
- .03872381 1.1067 2.397895 5.049856 -.8340648 7.524967 93.90217652 9.15 6626.941 9.15 31.06 22.489645 -.0232468 .7593
- -.0232468 .7593 2.397895 4.859812 -.4170324 5.761539 93.90217652 9.15 6626.941 9.15 31.06 22.489645 -1.6344827 .7618
- .55138975 .7041 3.178054 5.159055 -3.775896 5.233516 93.90217652 9.15 6626.941 9.15 31.06 22.489645 .9175798 .8041
- .9175798 .8041 1.94591 4.836282 -2.569492 2.2744746 93.90217652 9.15 6626.941 9.15 31.06 22.489645 -.7274583 .8999
- -.7274583 .8999 3.0445225 4.890349 -3.2845874 4.4986567 93.90217652 9.15 6626.941 9.15 31.06 22.489645 .1063281 .6317
- .14576395 1.1455 2.1972246 4.770685 -4.0960765 2.724976 93.90217652 9.15 6626.941 9.15 31.06 22.489645 1.041521 .5671
- 1.041521 .5671 1.0986123 4.779123 .9102392 1.4647038 93.90217652 9.15 6626.941 9.15 31.06 22.489645 -1.6908194 1.1953
- -1.6908194 1.1953 1.7917595 5.030438 .5581106 5.963696 93.90217652 9.15 6626.941 9.15 31.06 22.489645 .3598442 .8167
- .6994186 .6475 1.94591 4.969813 -2.0555935 5.231585 93.90217652 1.56 6626.941 1.56 31.06 22.489645 .6136135 2.8346
- .4645835 2.7493 3.3322046 5.402678 4.2014227 9.624857 93.90217652 1.56 6626.941 1.56 31.06 22.489645 -.52443385 2.5968
- -.52443385 2.5968 3.2580965 5.46806 -2.1484938 7.498089 93.90217652 1.56 6626.941 1.56 31.06 22.489645 .7174829 2.447
- .7174829 2.447 3.496508 5.463832 -2.8599966 2.3792825 93.90217652 1.56 6626.941 1.56 31.06 22.489645 -.9037829 2.3083
- 1.5755345 2.6681 3.78419 5.638355 -5.231585 2.3056371 93.90217652 1.56 6626.941 1.56 31.06 22.489645 .9839305 2.2791
- .9839305 2.2791 2.944439 5.659482 -4.754726 9.718204 93.90217652 1.56 6626.941 1.56 31.06 22.489645 .6316777 2.3443
- .6316777 2.3443 2.484907 5.609472 -1.6097184 3.0305884 93.90217652 1.56 6626.941 1.56 31.06 22.489645 -.3934681 1.6212
- -1.1882948 2.3417 2.772589 5.313206 .3606738 10.163355 93.90217652 1.56 6626.941 1.56 31.06 22.489645 -.5289499 2.5057
- -.5289499 2.5057 2.70805 5.852202 -.3692694 10.432465 93.90217652 1.56 6626.941 1.56 31.06 22.489645 1.6477914 2.1961
- 1.6477914 2.1961 2.0794415 5.916202 -2.88539 4.0566564 93.90217652 1.56 6626.941 1.56 31.06 22.489645 .54587257 1.5742
- -.9691271 1.4704 3.135494 5.043425 -.956787 3.965559 93.90217652 15.8 6626.941 15.8 31.06 22.489645 -.35696656 1.1533
- -.35696656 1.1533 2.1972246 5.043425 .9102392 4.163837 93.90217652 15.8 6626.941 15.8 31.06 22.489645 -.09190734 2.1138
- end


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