According to economic research, the general practitioner is considered as an agent that offered information and intellectual services in health to principals. Imperfect convergence between their objectives, like the presence of uncertainties and information asymmetries, lead the physician “to...

While the insurance demand is very well documented in other countries, French research in this area is scarce, mainly because of the difficulty to have access to detailed data. This PhD uses data provided by a major health insurance company. We first build a joint modelling for both insurance...

This thesis proposes to determine the effect of the Health insurance reform in Tunisia on pharmaceutical demand and supply. For this purpose, we present the main characteristics of the Tunisian pharmaceutical market, with describing the objectives and modalities of implementation of Health...

In this thesis we deal with different topics in financial mathematics, that are all related to market imperfections and to the fundamental technique of utility maximization. The work consists of three parts. In the first one, which is based on two papers, we consider the problem of optimal...

The French National Research Agency is a public organisation devoted to competitive research projects. This funding agency is part of the incentive public policy dedicated to research. In the current context of rationalization of public funding, this organisation supports the efficiency of the...

We study the question of collusion in auctions. We start by presenting a model of a first price auction with complete information and direct asymmetric externalities. Following a non-cooperative approach we study the negotiations process which yields a cartel. We show that in the presence of...

The goodwill is, by nature, complex since this notion encompasses two realities: the first is an economic concept – the expected present value of economic profits – the second is an accounting aggregate – the excess of the acquirer’s purchase price over the fair values of the target’s...

The objective of this thesis is the positive and normative analysis of the organization of military research, development and technology, in France, in the present period. The research tackles theoretical and empirical questions related to knowledge economics and the organisation of R&D. It is...

Within the field of strategy, the thesis deals with the role of social movements inthe process of deinstitutionalization through the concept of repertoire of tactics. This research studies how social movement actions lead to the delegitimization of a taken for granted practice. We focus on the...

This PhD thesis focuses on the impact of the European Union Emissions Trading Scheme (EU ETS) on investment decisions in the European power sector. We provide the policy background on the EU ETS and contemporary policy and economic developments. We discuss the main types of compliance buyers’...