This paper studies horizontal mergers in vertically related markets. In a two-level Cournot model, with an intermediate and a final market, we show that downstream mergers inducing size effects are, ceteris paribus, more profitable than upstream ones. Moreover, a merger at one level reduces the...

Le processus d'accession de l'Algérie à l'OMC, qui a débuté en 1987 dans le cadre du GATT, est de loin le plus long parmi les négociations en cours. Malgré ce délai, un certain nombre de problèmes importants doivent encore être réglés pour aboutir à un accord. Le passage du GATT à...

Cet article propose une analyse économique comparative de différentes règles de droit utilisées en cas de rupture de contrat. Il met plus particulièrement l'accent sur trois critères: la rupture efficace du contrat, l'existence d'investissement spécifique dans la relation contractuelle et...

We analyze the incentives of a controlling shareholder of a firm to acquire, directly or indirectly through his firm, shares in a competitor. We charaterize the conditions under which these partial acquisitions as well as the equilibrium toehold and its nature: controlling or silent. We find...

This article is about the heterogeneity of "emerging economies" and their different development processes, followed by the analysis of the new international division of labor emerging with their boom, the strong growth and the rapid pace of industrialization of several Asian countries, the...

The article examines the sensibility of economic growth to macroeconomic volatility, and the impact of financial development on volatility for a sample of 85 countries and OECD countries over two periods covering 1975 to 2006. In that purpose, we implented nonstationary panel techniques that...

The reduction of global imbalances observed during the climax of crisis is incomplete. In this context, currencies realignments are still proposed to ensure global macroeconomic stability. These realignments are based on equilibrium rates derived from equilibrium exchange rate models. Among...

This article analyses the distributional impact of remittances across two regions of Algerian emigration (Nedroma and Idjeur) using an original survey we conducted of 1,200 households in 2011. Remittances and especially the role played by foreign pensions decrease the Gini index by nearly 4 %...

One observes a tendency to the increase in the middle class whatever the criterion of membership adopted. However the criteria of membership of the middle class are far from achieving the unanimity in the economists and the importance of the middle class varies according to authors'. With a...

In this paper we use the notion of distributable surplus, introduced by Allais (1943) and Luenberger (1992), to evaluate the capacity of European countries to repay their debts. In our analysis, we use Computable General Equilibrium (CGE) models to simulate di erent policies that can be...