The paper explores what macroeconomic factors can tell us about the effectiveness of recently enacted national competition laws. Qualitative evidence suggests that numerous countries fall short in implementing competition law. Furthermore, there seems to be significant differences between...

This article looks at the growing use of the counterfactual approach in European and UK competition laws. The term counterfactual has not been a feature of European competition law, with the exception of merger control, to date. However, with the move to an effects-based approach,...

This paper examines the impact of firms' conduct on market structure. It studies the evolution of concentration in UK manufacturing following the abolition of cartels using a theoretical framework based on Sutton's theory of market structure and a panel data set of four-digit industries over...

This paper forms part of an OECD project which addressed the issue of the structure and change in the distribution systems of seven OECD countries. First, the paper discusses the role of distribution systems in the overall economic performance. Next, it gives an overview of the structure and...

Using rich administrative data from the Netherlands, we study the consequences of firm consolidation for workers. For workers at acquired firms, takeovers are associated with a 8.5% drop in employment at the consolidated firm and a 2.6% drop in total labor income. These effects are persistent...