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Results tagged with stata
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user 156077
A statistical software package. Use this tag for any on-topic question that (a) involves Stata either as a critical part of the question or expected answer, & (b) is not just about how to use Stata.
2
votes
1
answer
77
views
In difference-in-difference setting, why do I have coefficient for (treatment==0)*(post==1) ...
Background information:
The investigation is under event study framework. The topic is on how the conversion to academies affects students' KS4 performance. The dataset is at school-level. Conversion …
- 38.3k
1
vote
0
answers
755
views
How to cope with the perfect collinearity problem in D-i-D model in Stata
How can I fix this problem in Stata or I have understood the model wrong?
ADDED
* Example generated by -dataex-. …
- 709
3
votes
1
answer
458
views
Will impose a caliper help to reduce the bias or reduce the variance?
generate x=uniform()
sort x
psmatch2 train age agesq educ educ2 married nodegree unem75 unem74 unem74hisp re74 re75 re74_2 re75_2 black hisp, ///
cali(0.0001) outcome(re78) logit ties
pstest
on my stata …
- 46k
1
vote
1
answer
143
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Where to get regression treatment effect instead of average treatment effect after using pro...
I am not sure what the regression treatment is supposed to be and how can I obtain it from Stata. …
- 38.3k
0
votes
0
answers
217
views
How to do heteroskedasticity/omitted variable test for logit model?
I am doing an Econometrics project and all the variables we are using are dummies. We are trying to run a probit model to get maximum likelihood; however, we are not sure if we can still conduct usual …
- 709