This paper was prepared as background for a discussion held at the OECD in June 2015 on oligopoly markets. It focuses on collusion and conduct facilitating collusion in oligopolies. It provides a brief introduction to the notion of agreement, covers merger control and the analysis of the...

This paper was prepared as a background material for a second discussion held at the OECD in June 2015 on Auctions and Tenders. It explores abnormally low tenders as well as partitioning public procurement tenders into lots.

The OECD reviews national and sector-specific public procurement regimes, to guide and support countries in combatting collusive practices. This review analyses the procurement practices in Colombia to help the country step up its fight against bid rigging.

The OECD reviews national and sector-specific public procurement regimes, to guide and support countries in combatting collusive practices. This review analyses the procurement practices in Argentina's in the public works sector to help the country step up its fight against bid rigging.

The OECD reviews national and sector-specific public procurement regimes, to guide and support countries in combatting collusive practices. This review analyses Brazil's federal public-procurement rules and practices in light of the OECD Recommendation and Guidelines on Fighting Bid Rigging in...

The OECD reviews national and sector-specific public procurement regimes, to guide and support countries in combatting collusive practices. This review analyses Mexico's PEMEX procurement rules and practices in light of the OECD Recommendation and Guidelines on Fighting Bid Rigging in Public...

The OECD reviews national and sector-specific public procurement regimes, to guide and support countries in combatting collusive practices. This review analyses Mexico's Federal Electricity Commission procurement rules and practices in light of the OECD Recommendation and Guidelines on Fighting...

The OECD reviews national and sector-specific public procurement regimes, to guide and support countries in combatting collusive practices. This review analyses Mexico's Social Security Institute procurement rules and practices in light of the OECD Recommendation and Guidelines on Fighting Bid...