search for: tp4637610p4637740

Displaying 1 result from an estimated 1 matches for "tp4637610p4637740".

2012 Jul 24
3
Plm on splitted data
Hi all I want to use plm function on splitted dataset but facing problems while doing it. I did the same for lm function it worked fine but now my problem forces me to use lags into it while in a single set I have multiple type of data, which I believe can only be done with panel data. The code I am using is A = split(mydata, mydata$Unique.ID.Number) Z = lapply(A, function(df){plm(Total.Sales