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aggs
2012 Oct 29
1
Hausman test error solve
Hello,
I am trying to conduct a Hausman test to choose between FE estimators and RE
estimators.
When I try to run:
library(plm)
fixed <- plm(ROS ~ DiffClosenessC +ZZiele + AggSK + nRedundantStrecken +
Degree + KantenGew + BetweennessC + SitzKappazitaet,
data=Panel,index=c("id","time"),model="within")
summary(fixed)
fixef(fixed)
random <-plm(ROS ~ DiffClosenessC +ZZiele + AggSK + nRedundantStrecken +
Degree + KantenGew + BetweennessC...