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2SLS standard errors with ivreg and plm in R
Could someone please confirm whether ivreg is calculating correct 2SLS standard errors by default or do I still have to manually correct them? I have an instrumental variable Z1 in my regression.
libr...
TFT
Votes: 0
Answers: 1
Having trouble getting a discrete example of Predict functions confidence interval calculation in R
Hi all I am looking to figure out how the Predict function is calculating the confidence intervals. I know there are similar questions, but I have trouble conceptualizing longer equations without nume...
SleepyFrog2
Votes: 0
Answers: 0
Why does coxph() combined with cluster() give much smaller standard errors than other methods to adjust for clustering (e.g. coxme() or frailty()?
I am working on a dataset to test the association between empirical antibiotics (variable emp, the antibiotics are cefuroxime or ceftriaxone compared with a reference antibiotic) and 30-day mortality ...
davidbuis
Votes: 0
Answers: 0
Corrected standard error in Heckman selection model in R
I have been trying to estimate Heckman's two-step solution by hand. (for purposes of comparison with ML and application in a real sample of relatively large size).
Therefore, I have reviewed the funct...
Neo Avi
Votes: 0
Answers: 0