Goodreau's four node network as a "network" object
This is an example thought of by Steve Goodreau. It is a directed network of
four nodes and five ties stored as a network object.
data(g4)
It is interesting because the maximum likelihood estimator of the model with out degree 3 in it exists, but the maximum psuedolikelihood estimator does not.
Steve Goodreau
florentine, network, plot.network, ergm
data(g4) summary(ergm(g4 ~ odegree(3), estimate="MPLE")) summary(ergm(g4 ~ odegree(3), control=control.ergm(init=0)))
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