This paper studies polydrug use patterns in Heroin and Cocaine addicts from experiments measuring drug elasticities during changes in Heroin and Cocaine prices. Heroin addicts' demand for Heroin is inelastic; Cocaine, Marijuana, and Alcohol are complements, and Valium and Cigarettes are...

The issue of the nature of the altruism inherent in blood donation and the perverse effects of financial rewards for blood and/or organ donation has been recently revisited in the economic literature with limited consensus. As Titmuss (1970) famously pointed out, providing monetary incentives to...

Excessive preoccupation with self-image (or identity) is regarded as a factor contributing to the proliferation of food disorders, especially among young women. This paper models how self-image and peer effects influence health-related behaviours, specifically food disorders. We empirically test...

The issue of the nature of the altruism inherent in blood donation and the perverse effects of financial rewards for blood and/or organ donation has been recently revisited in the economic literature with limited consensus. As Titmuss (1970) famously pointed out, providing monetary incentives to...

We need government intervention to prevent a potential epidemic of eating disorders, according to a study by Joan Costa-i-Font and Mireia Jofre-Bonet. Their research confirms the widespread belief that the proliferation of anorexia and bulimia among young women in Europe is heavily influenced by...