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2010 Mar 13
0
PGMM help - Strange Errors when Fitting Models
Hello, I've been trying to fit Arrellano-Bond model with pgmm but I am getting very strange errors. I've looked around and found no reference to them. I've specified the model in dozens of different ways, and each seems to give me a new kind of error. This leads me to believe this has to do with the way the data is specified, b...