Hi, I am using Stata 17 and am doing estudy and my result showed no observation:
. estudy $portfolio1, ///
> datevar(date2) evdate(varnames ann_date2) dateformat(MDY) ///
> modt(SIM) indexlist(mkt) diagn(BMP) price ///
> eswlbound(-60) eswubound(-11) ///
> lb1(-10) ub1(60) lb2(-10) ub2(0) lb3(0) ub3(60) dec(4)
Event study with multiple event dates
no observations
r(2000);
end of do-file
r(2000);
However, when I sum or describe: there are no missing data or string variables:
. sum $portfolio1
Variable | Obs Mean Std. dev. Min Max
-------------+---------------------------------------------------------
pr_gadang | 123 .6778049 .1598285 .46 1.02
pr_kimlun | 123 1.298862 .0528407 1.11 1.41
pr_mitra | 123 1.170732 .1195358 .87 1.35
pr_ptaras | 123 3.50813 .2281944 3.06 3.9
pr_aeon | 123 3.109675 .0842512 2.89 3.33
-------------+---------------------------------------------------------
pr_carlsbg | 123 12.71772 .8871993 11.44 14.48
pr_cck | 123 .21 .0174149 .18 .25
pr_fn | 123 18.71203 .667615 17.96 19.98
pr_fiamma | 123 .6940653 .0324375 .62333 .77333
pr_beshom | 123 1.503236 .0624581 1.33332 1.59998
-------------+---------------------------------------------------------
pr_jaycorp | 123 1.023821 .1539175 .815 1.39
pr_rki | 123 3.579959 .1825081 3.15 4.025
pr_ql | 123 2.064039 .0486699 1.94872 2.17949
pr_dpharma | 123 1.034657 .1642756 .80357 1.27607
pr_kossan | 123 1.489329 .1328506 1.2875 1.7675
-------------+---------------------------------------------------------
pr_topglov | 123 .8455015 .1777488 .62083 1.16
pr_apm | 123 4.765691 .2877871 4.1 5.3
pr_favco | 123 2.802683 .1291084 2.44 3.2
pr_hevea | 123 .8282317 .1176341 .63 1.14
pr_hexza | 123 .8769106 .0548415 .75 .985
-------------+---------------------------------------------------------
pr_jcbnext | 123 2.03065 .238072 1.49 2.375
pr_skpres | 123 1.06452 .0927184 .832 1.24
pr_tongher | 123 2.073984 .0778264 1.9 2.28
pr_ibhd | 123 .5598374 .0422082 .495 .67
pr_lbs | 123 .7164446 .0238655 .68182 .76364
-------------+---------------------------------------------------------
pr_tambun | 123 1.62626 .1922404 1.18 1.88
pr_vstecs | 123 .7047561 .0858966 .52 .845
pr_pos | 123 4.07187 .3528673 3.5 4.99
pr_suria | 123 1.943225 .0805429 1.75 2.15
. describe $portfolio1
Variable Storage Display Value
name type format label Variable label
--------------------------------------------------------------------------------------------
pr_gadang float %8.0g
pr_kimlun float %8.0g
pr_mitra float %8.0g
pr_ptaras float %8.0g
pr_aeon float %8.0g
pr_carlsbg float %8.0g
pr_cck float %8.0g
pr_fn float %8.0g
pr_fiamma float %8.0g
pr_beshom float %8.0g
pr_jaycorp float %8.0g
pr_rki float %8.0g
pr_ql float %8.0g
pr_dpharma float %8.0g
pr_kossan float %8.0g
pr_topglov float %8.0g
pr_apm float %8.0g
pr_favco float %8.0g
pr_hevea float %8.0g
pr_hexza float %8.0g
pr_jcbnext float %8.0g
pr_skpres float %8.0g
pr_tongher float %8.0g
pr_ibhd float %8.0g
pr_lbs float %8.0g
pr_tambun float %8.0g
pr_vstecs float %8.0g
pr_pos float %8.0g
pr_suria float %8.0g
Really appreciate anyone's assistance on this.
Thank you.
. estudy $portfolio1, ///
> datevar(date2) evdate(varnames ann_date2) dateformat(MDY) ///
> modt(SIM) indexlist(mkt) diagn(BMP) price ///
> eswlbound(-60) eswubound(-11) ///
> lb1(-10) ub1(60) lb2(-10) ub2(0) lb3(0) ub3(60) dec(4)
Event study with multiple event dates
no observations
r(2000);
end of do-file
r(2000);
However, when I sum or describe: there are no missing data or string variables:
. sum $portfolio1
Variable | Obs Mean Std. dev. Min Max
-------------+---------------------------------------------------------
pr_gadang | 123 .6778049 .1598285 .46 1.02
pr_kimlun | 123 1.298862 .0528407 1.11 1.41
pr_mitra | 123 1.170732 .1195358 .87 1.35
pr_ptaras | 123 3.50813 .2281944 3.06 3.9
pr_aeon | 123 3.109675 .0842512 2.89 3.33
-------------+---------------------------------------------------------
pr_carlsbg | 123 12.71772 .8871993 11.44 14.48
pr_cck | 123 .21 .0174149 .18 .25
pr_fn | 123 18.71203 .667615 17.96 19.98
pr_fiamma | 123 .6940653 .0324375 .62333 .77333
pr_beshom | 123 1.503236 .0624581 1.33332 1.59998
-------------+---------------------------------------------------------
pr_jaycorp | 123 1.023821 .1539175 .815 1.39
pr_rki | 123 3.579959 .1825081 3.15 4.025
pr_ql | 123 2.064039 .0486699 1.94872 2.17949
pr_dpharma | 123 1.034657 .1642756 .80357 1.27607
pr_kossan | 123 1.489329 .1328506 1.2875 1.7675
-------------+---------------------------------------------------------
pr_topglov | 123 .8455015 .1777488 .62083 1.16
pr_apm | 123 4.765691 .2877871 4.1 5.3
pr_favco | 123 2.802683 .1291084 2.44 3.2
pr_hevea | 123 .8282317 .1176341 .63 1.14
pr_hexza | 123 .8769106 .0548415 .75 .985
-------------+---------------------------------------------------------
pr_jcbnext | 123 2.03065 .238072 1.49 2.375
pr_skpres | 123 1.06452 .0927184 .832 1.24
pr_tongher | 123 2.073984 .0778264 1.9 2.28
pr_ibhd | 123 .5598374 .0422082 .495 .67
pr_lbs | 123 .7164446 .0238655 .68182 .76364
-------------+---------------------------------------------------------
pr_tambun | 123 1.62626 .1922404 1.18 1.88
pr_vstecs | 123 .7047561 .0858966 .52 .845
pr_pos | 123 4.07187 .3528673 3.5 4.99
pr_suria | 123 1.943225 .0805429 1.75 2.15
. describe $portfolio1
Variable Storage Display Value
name type format label Variable label
--------------------------------------------------------------------------------------------
pr_gadang float %8.0g
pr_kimlun float %8.0g
pr_mitra float %8.0g
pr_ptaras float %8.0g
pr_aeon float %8.0g
pr_carlsbg float %8.0g
pr_cck float %8.0g
pr_fn float %8.0g
pr_fiamma float %8.0g
pr_beshom float %8.0g
pr_jaycorp float %8.0g
pr_rki float %8.0g
pr_ql float %8.0g
pr_dpharma float %8.0g
pr_kossan float %8.0g
pr_topglov float %8.0g
pr_apm float %8.0g
pr_favco float %8.0g
pr_hevea float %8.0g
pr_hexza float %8.0g
pr_jcbnext float %8.0g
pr_skpres float %8.0g
pr_tongher float %8.0g
pr_ibhd float %8.0g
pr_lbs float %8.0g
pr_tambun float %8.0g
pr_vstecs float %8.0g
pr_pos float %8.0g
pr_suria float %8.0g
Really appreciate anyone's assistance on this.
Thank you.
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