When is the modeller introducing more error when analysing a Cournot market with private cost information - when ignoring market power or when ignoring the impact of incomplete information? Is the welfare loss at the market outcome driven by private information or by market power? The answer,...

A number of European countries, among which the UK and Spain, have opened up their Directory Enquiry Services (DQs) market to competition. In Spain, both local and foreign firms challenged the incumbent as of April 2003. The latter abused its dominant position by providing an inferior quality...

This Paper starts from a recent case studying how merger analysis in Europe may potentially be improved through simulation analysis. Starting from the product and geographic market definition in the Merger Decision, we formulate and estimate an oligopoly model with differentiated products. The...

The inefficiency of Soviet-type economies results from their monopolized production structure, which makes soft budget constraints almost inevitable, as enterprises have bargaining power and must face expropriative tax rates for macroeconomic stability. Systemic reform aims to improve...

One reason why countries service their external debts is the fear that default might lead to shrinkage of international trade. If so, then creditors should systematically lend more to countries with which they share closer trade links. We develop a simple theoretical model to capture this...

This paper analyses the causes and consequences of offshore financial centers (OFCs). Since OFCs are likely to be tax havens and money launderers, they encourage bad behaviour in source countries. Nevertheless, OFCs may also have unintended positive consequences for their neighbours, since they...

We examine the role of non-economic partnerships in promoting international economic exchange. Since far-sighted countries are more willing to join costly international partnerships such as environmental treaties, environmental engagement tends to encourage international lending. Countries with...