The question of whether two drugs – namely alcohol and tobacco – are used as complements or substitutes is of crucial interest if side-effects of anti-smoking policies are considered. Numerous papers have empirically addressed this issue by estimating demand systems for alcohol and tobacco...

This paper provides an econometric evaluation of the impact of two innovative care programs for elderly people with dementia (day-care centers and group-living) on the well-being of the primary caregiver of patients. For this evaluation, we use data from a survey conducted in six European...

The paper investigates birth weight and its correlates in Kenya using nationally representative data collected by the government in the early 1990s. I find that immunization of the mother against tetanus during pregnancy is strongly associated with improvements in birth weight. Other factors...

We analyze demand for prepaid cellular voice and short message service (SMS) in South Africa by means of a demand-and-supply structural model based on a multinomial specification fitted to a cross-sectional data set on Vodacom customers collected in 2005. We find that consumers are very...

Des études empiriques montrent que dans les pays en voie de développement des chocs sanitaires peuvent avoir des effets sévères sur le revenu des ménages. Peu d’analyses ont jusqu’à présent analysé l’impact de la mortalité. La différence majeure entre une période de maladie et...

Spillovers of prosocial motivation are crucial for the formation of social capital. They facilitate interactions among individuals and create social multipliers that amplify the effects of policy interventions. We conducted a large-scale intervention study among dyads of blood donors to...

We measure how the bundling of television channels affects welfare. We estimate an industry model of viewership, demand, pricing, bundling, and input market bargaining using data on ratings, purchases, prices, bundles, and input costs. We conduct simulations of à la carte policies that require...

This paper considers the identification and estimation of hedonic models. We establish that in an additive version of the hedonic model, technology and preferences are generically nonparametrically identified from data on demand and supply in a single hedonic market. The empirical literature...

Cet article propose une analyse des rendements éducatifs issue du modèle de Mincer (1974). Dans le cas de Madagascar où plus de 50% des élèves étaient scolarisés dans une école privée en 1997, le type d’éducation reçue (publique ou privée) est pris en compte, tandis que les biais...

In the Netherlands cannabis use is quasi-legalized. Small quantities of cannabis can be bought in cannabis-shops. We investigate how the distance to the nearest cannabis-shop affects the age of onset of cannabis use. We use a Mixed Proportional Hazard rate framework to take account of observable...