Multi-channel advertisers often ask me how to measure the effect of their TV ads on their online marketing channels. The question is important because it ...

Often maximum likelihood is the method of choice for fitting an econometric model to data but cannot be used because the correct specification of the (multivariate) density that defines the likelihood ...

First, we generalize the theoretical social interaction model to allow individuals to make interdependent choices in different activities. Based on the theoretical model, we propose a simultaneous ...