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restrict_x11
2010 Aug 27
1
calculate the elasticities by linear.hypothesi commander
...2
> formulas12=list(formulas1,formulas2)
> > salmon1=systemfit(formulas12, data=Fsalmon2, method="SUR")
> summary (salmon1)
>MWfresh<-mean (Wfresh2, data=Fsalmon)
>MWfrozen<-mean (Wfrozen2, data=Fsalmon)
>MWsmoke<-mean (Wsmoke2, data=Fsalmon)
>restricte11=c("eq1_dlnPfresh/MWfresh-1=0")
>linear.hypothesis(salmonsdlnf1r, restricte11, test="Chisq")
It does not work. However, if I replace MWfresh with the pure numerical
number
restricte11=c("eq1_dlnPfresh/0.42-1=0")
It works.
Can anyone help me to work...