-order cumulants allows identification of the parameters without imposing invertibility. By allowing for an unbounded parameter space … features that distinguish them from the existing work in the literature. First, identification now requires information from …

In social interaction models, the identification of the network effect is based on either group size variation … identification strategies imply the use of many instruments or instruments that are highly correlated. The use of highly correlated … instruments may lead to the weak identification of the parameters while, in finite samples, the inclusion of an excessive number …