In this paper, we explain the ambiguous impact of a rule of non-discrimination on the relationships between manufacturers and retailers. We show that such a rule has two conflicting effects on the Formation and the sharing of profits between upstream and downstream firms. We study these elements...

A recent study in agricultural products has brought out evidence of asymmetrical transmission of price changes according to the sign (positive or negative) of past variation. Interestingly, asymmetry was more commonplace for products with a lower elasticity of supply due to the perishable nature...

This paper derives optimal regulatory schemes for partially regulated multimarket utilities, both in a context of complete and asymmetric information. The effects of this optimal price structure regulation on competition in the unregulated segment are explored in a context of Cournot and...

We analyse vertical contracts between manufacturers and a common retailer in a channel including the uptstream input market. The oligopsonistic behavior of manufacturers on the ustream market provides a new explanation for predatory accomodation. With two-parts tariff, we show that joint profit...

Because of a divergence of the farmers' projects caused by questioning regarding the legitimacy of the productivist model, the french network of Cooperatives for the Use of Agricultural Equipement (CUMA) is unsure of the coherence of its organisation. In order to find solutions to these...

In this paper, we concentrate on different aspects of the spatial digital divide and seek to answer three questions : Are there still spatial inequalities in the adoption of these technologies ? Is there a so-called "second level" geographical divide characterized by important differences in the...

The European Commission recently considered abolishing the notification system and focusing on a regime of ex-post investigations. Our objective is to show that a better understanding of markets can justify this reform. Whe the precision of the Competition Authority's analysis is not high...

In a period of market liberalization and multilateral trade negotiations, price discrimination for commodities with distinct markets provides additional policy options to support farm income. While both the USA and Canada have implemented price discrimination policies in their domestic dairy...

Cette recherche concerne l'émergence et l'organisation de marchés de services visant à la fourniture de biens environnementaux localisés et plus particulièrement en milieu rural. L'objet de la recherche est d'éclairer les processus de la construction sociale des marchés de services...

We study the price response of national brands to the development of private labels. We use monthly data from a consumer survey reporting their purchases for 218 food products. We show that when private labels have a significant effect on national brands prices (144 cases over 218), that is...