asdoc xtreg $depend_var time treat did,fe
(File Myfile.doc already exists, option append was assumed)
note: did omitted because of collinearity.
Fixed-effects (within) regression Number of obs = 11,604
Group variable: id Number of groups = 967
R-squared: Obs per group:
Within = 0.1160 min = 12
Between = 0.0012 avg = 12.0
Overall = 0.0151 max = 12
F(2,10635) = 697.61
corr(u_i, Xb) = 0.0010 Prob > F = 0.0000
------------------------------------------------------------------------------
Totalco2 | Coefficient Std. err. t P>|t| [95% conf. interval]
-------------+----------------------------------------------------------------
time | .5857199 .0156955 37.32 0.000 .5549537 .6164861
treat | -.3792021 .0853266 -4.44 0.000 -.5464581 -.2119461
did | 0 (omitted)
_cons | 4.6822 .0304162 153.94 0.000 4.622579 4.741821
-------------+----------------------------------------------------------------
sigma_u | 1.3774291
sigma_e | .50154274
rho | .88293998 (fraction of variance due to u_i)
------------------------------------------------------------------------------
F test that all u_i=0: F(966, 10635) = 90.50 Prob > F = 0.0000
Click to Open File: Myfile.doc


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