In this paper social interaction is modeled as a consumer good. Social interaction may provide an externality in the form of social capital, but the primary reason that individuals engage in social interaction is that these activities directly yield utility. It is important to note that some...

The purpose of this paper is to estimate demographic differentials in alcohol and illicit drug use, participation, own price effects and cross price effects. This paper uses a data set of over 49,000 individuals from the National Household Survey of Drug Abuse and links drug and alcohol prices...