Pieroni, L.; Lanari, D.; Salmasi, L. - In: The European Journal of Health Economics 14 (2013) 1, pp. 133-151
In this paper, we examine the role of relative food prices in determining the recent increase in body weight in Italy. Cross-price elasticities of unhealthy and healthy foods estimated by a demand system provide a consistent framework to evaluate substitution effects, when a close association is...