How does international trade affect income redistribution? We consider a country where the
government uses a non-linear income tax to maximize some redistributive social welfare …

Most economists believe that the liberalization of international trade produces significant
gains. Public opinion is much less optimistic, concerned that the current division of the gains …

The paper presents a brief review of recent work that focuses on the normative economics of
international trade. In a Heckscher–Ohlin‐like economy, with skilled and unskilled workers …

Résumé La plupart des économistes pensent que la libéralisation du commerce
international entraîne des gains significatifs. Cet optimisme n'est pas de mise dans l'opinion …

We build a simple two-country monopolistic competition trade model in which there are two
types of agents in each country (home and foreign): a high-income agent and a low-income …

This paper studies the conflict over income redistribution in a federation. If federal
redistribution replaces national redistribution, then forming a federation leads to an increase …

Référence électronique Roger Guesnerie,«Théorie économique et organisation sociale»,
L'annuaire du Collège de France [En ligne], 111| 2012, mis en ligne le 22 novembre 2013 …

Référence électronique Roger Guesnerie,«Théorie économique et organisation sociale»,
L'annuaire du Collège de France [En ligne], 113| 2014, mis en ligne le 15 août 2014 …

This dissertation contains four essays. The first essay analyzes the role of trade policies in
an open economy for income redistribution and shows that tariffs or production subsidies …