This paper examines the spillover effects of promotions when products from different firms are consumed in a bundle. Using data from the HIV/AIDS category, a canonical example of combination therapy, we estimate a hierarchical Bayesian logit model across treatment regimens and show that...

The goal of this research is to jointly study physician prescription decisions and patient drug request behaviors. We have adopted a binary logit model and a multinomial logit (MNL) model to study patient drug request data with excessive zero requests and a MNL model to capture physician...

Pharmaceutical firms continue to advertise more and more prescription drugs directly to consumers, advocating them to discuss the focal health condition and the efficacy of the advertised drug with their physicians. In this paper, we investigate the effectiveness of such direct-to-consumer...