The four research articles composing this PhD dissertation study the sharing of fiscal resources used to provide common public goods or transfers to contribute to macroeconomic stabilization. In the first chapter, we consider an optimal centralization problem with jurisdictions that have heterogeneous preferences for public goods and tax a mobile b...
L’objet de cette thèse est d’étudier dans un contexte de financiarisation des marchés de matières premières, certaines stratégies adoptées par les investisseurs et leurs impacts sur la volatilité et le co-mouvement excessif entre les marchés énergétiques et financiers. Pour ce faire, trois études sont proposées. La première fait appel aux modèles à...
Early developments of growth theory are seen widely as the result of a two-step process – the first represented by Harrod's Essay in Dynaamic Theory, and the second by Solow's 1956 model. Harrod is considered to be the first to highlight the pervasive instability in macrodynamics, which Solow showed disappeared with the inclusion of flexible-coeffi...
Published in Frontiers in Immunology
T cell activation is initiated upon ligand engagement of the T cell receptor (TCR) and costimulatory receptors. The CD28 molecule acts as a major costimulatory receptor in promoting full activation of naive T cells. However, despite extensive studies, why naive T cell activation requires concurrent stimulation of both the TCR and costimulatory rece...
Published in Proceedings of the National Academy of Sciences of the United States of America
In situations where social payoffs are not aligned with private incentives, enforcement with fines can be a way to sustain cooperation. In this paper we show, by the means of a laboratory experiment, that past fines can have an effect on current behavior even when no longer in force. We document two mechanisms: (i) Past fines affect directly indivi...
International audience
Dans un contexte où la création d’entreprises, l’innovation et le développement de territoires innovants sont une préoccupation des politiques publiques aussi bien territoriales que nationales, la question de leur articulation reste en débat. Dans la littérature, de nombreux travaux étudient soit la contribution de l’investissement en capital à l’é...
The thesis theoretically examines determining factors and consequences of a strategic information transmission between agents. An agent possesses a private information concerning a state of the world. A message is issued from the privately informed agent to a non informed agent. Then the latter agent takes an action. Information is costless, unveri...
