This article investigates factors affecting the participation in marijuana, cocaine and heroin using micro-unit data from an Australian national survey on recreational drugs. Accounting for cross-drug correlation potentially induced by unobserved personal characteristics such as individual...

An increasing amount of empirical evidence suggests that patients with higher socioeconomic status wait less within publicly-funded hospitals to receive non-emergency (elective) surgery. Using data from Australia, we investigate the extent to which such gradient can be explained by sample...

In this paper we compute nutrient-income elasticities for two macronutrients (calories and protein) and five micronutrients (calcium, thiamine, riboflavin, carotene and iron) using an all-India sample of rural households for 1994. We show that in each case the respective elasticities are...