We provide a simple model to investigate decisions about vertical separation. The key feature of this model is that more than one input is required for the final product of the downstream monopolist. We show that as the bargaining powers of independent complementary input suppliers grow larger,...

We provide a theoretical framework to discuss the relation between market size and vertical structure in the railway industry. The framework is based on a simple downstream monopoly model with two input suppliers, labor forces and the rail infrastructure firm. The operation of the downstream...

We provide a simple model to investigate decisions on vertical integration/separation. The key feature of this model is that more than one input is required for the final products of the local downstream monopolists. Depending on their cost structure, downstream firms' decisions on vertical...

We consider a bilateral monopoly with a supplier and a buyer. Their trading terms are determined through negotiations, but affected by the buyer's efforts to search for outside suppliers. We find surprisingly that a market expansion may harm the supplier.

This paper provides an extensive overview of the economic importance and development of the Flemish maritime ports, over the period 1995 - 2002. Focusing on the three major variables of value added, employment and investment, it also provides some information about the financial situation of a...

This paper provides an extensive overview of the economic importance and development of the Port Autonome de Liège, over the period 1997 - 2002. Focusing on the three major variables of value added, salaried employment and investment, it also provides information about the financial situation...

The Flemish maritime ports play a major role in the Belgian economy, not only in terms of the industries they encompass but also as intermodal centres where transhipment activities are concentrated. This update1 paper provides an extensive overview of the economic importance and development of...

The Port Autonome de Liège, with its 26 kilometres of berths and several multimodal platforms, plays an important role in the Walloon and Belgian economy. This update paper gives an extensive overview of the economic importance and the latest developments of the Port Autonome de Liège, through...

This paper is an annual publication prepared by the Microeconomic Analysis unit of the National Bank of Belgium. The Flemish maritime ports -Antwerp, Ghent, Ostend, Zeebrugge- and the Autonomous Port of Liège play a major role in their respective regional economies and in the Belgian economy,...

This paper is an annual publication issued by the Microeconomic Analysis service of the National Bank of Belgium. The Flemish maritime ports - Antwerp, Ghent, Ostend, Zeebrugge - and the Autonomous Port of Liège play a major role in their respective regional economies and in the Belgian...