Philippine Escudié
Doctorante
,
Aix-Marseille Université
, Faculté d'économie et de gestion (FEG)
- Statut
- Doctorant
- Domaine(s) de recherche
- Économie de la santé
- Doctorat
-
Analysis of Addictive Behavior in a Networked EnvironmentDepuis 2023, sous la direction de Frédéric Deroïan, Bruno Ventelou
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AMU - AMSE
5-9 Boulevard Maurice Bourdet, CS 50498
13205 Marseille Cedex 1
Frédéric Deroïan, Philippine Escudie
Résumé
This paper develops a dynamic model of addiction on networks, where individuals’ consumption is shaped by peer influence. We analyze the longrun effects of social interactions by characterizing steady-state consumption as a function of both network position and forward-looking behavior. We also examine the welfare implications of network structure and evaluate the effectiveness of various public policies aimed at reducing the demand for addictive goods. In particular, we study a key-player policy—modeled as a targeted rehabilitation program—that leverages the network’s interpersonal influences to maximize impact.
Mots clés
Addiction, Peer Network, Rational addiction, Time-inconsistency