Hello All,
Please help me in understanding the results for my study. I'm trying to do Staggered DID for my study. When I'm running the data with not yet treated group as control group, the following results are showing with missing pre and post average. could someone explain the reason for this?
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ATT by Periods Before and After treatment
Event Study:Dynamic effects
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| Coefficient Std. err. z P>|z| [95% conf. interval]
-------------+----------------------------------------------------------------
Pre_avg | .2248858 . . . . .
Post_avg | .3703633 . . . . .
Tm7 | 1.089354 .5774873 1.89 0.059 -.0425 2.221209
Tm6 | .2666746 .248427 1.07 0.283 -.2202334 .7535825
Tm5 | .1688256 .170269 0.99 0.321 -.1648955 .5025467
Tm4 | -.0343087 .0912981 -0.38 0.707 -.2132498 .1446323
Tm3 | .1500378 .1257966 1.19 0.233 -.096519 .3965945
Tm2 | .0297712 .0846234 0.35 0.725 -.1360875 .19563
Tm1 | -.0961543 .0945599 -1.02 0.309 -.2814883 .0891798
Tp0 | .5550707 .1068131 5.20 0.000 .3457208 .7644206
Tp1 | .3402238 .161375 2.11 0.035 .0239347 .6565129
Tp2 | .3912039 .2344475 1.67 0.095 -.0683048 .8507125
Tp3 | .5537688 .2950958 1.88 0.061 -.0246083 1.132146
Tp4 | .1569153 .352826 0.44 0.657 -.534611 .8484416
Tp5 | .5953608 .4422732 1.35 0.178 -.2714787 1.4622
Tp6 | 0 (omitted)
Please help me in understanding the results for my study. I'm trying to do Staggered DID for my study. When I'm running the data with not yet treated group as control group, the following results are showing with missing pre and post average. could someone explain the reason for this?
------------------------------------------------------------------------------
ATT by Periods Before and After treatment
Event Study:Dynamic effects
------------------------------------------------------------------------------
| Coefficient Std. err. z P>|z| [95% conf. interval]
-------------+----------------------------------------------------------------
Pre_avg | .2248858 . . . . .
Post_avg | .3703633 . . . . .
Tm7 | 1.089354 .5774873 1.89 0.059 -.0425 2.221209
Tm6 | .2666746 .248427 1.07 0.283 -.2202334 .7535825
Tm5 | .1688256 .170269 0.99 0.321 -.1648955 .5025467
Tm4 | -.0343087 .0912981 -0.38 0.707 -.2132498 .1446323
Tm3 | .1500378 .1257966 1.19 0.233 -.096519 .3965945
Tm2 | .0297712 .0846234 0.35 0.725 -.1360875 .19563
Tm1 | -.0961543 .0945599 -1.02 0.309 -.2814883 .0891798
Tp0 | .5550707 .1068131 5.20 0.000 .3457208 .7644206
Tp1 | .3402238 .161375 2.11 0.035 .0239347 .6565129
Tp2 | .3912039 .2344475 1.67 0.095 -.0683048 .8507125
Tp3 | .5537688 .2950958 1.88 0.061 -.0246083 1.132146
Tp4 | .1569153 .352826 0.44 0.657 -.534611 .8484416
Tp5 | .5953608 .4422732 1.35 0.178 -.2714787 1.4622
Tp6 | 0 (omitted)
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