Ivaldi, Marc, Rey, Patrick, Seabright, Paul and Tirole, Jean (2007) The Economics of Tacit Collusion: Implications for Merger Control. In: The Political Economy of Antitrust Ghosal, Vivek and Stennek, Johan (eds.) Emerald Group Publishing Limited. Series “Contributions to Economic Analysis” pp. 217-240. ISBN 9780444530936

Ivaldi, Marc, Jullien, Bruno, Rey, Patrick, Seabright, Paul and Tirole, Jean (2007) The Economics of Tacit Collusion in Merger Analysis. In: The Political Economy of Antitrust Ghosal, Vivek and Stennek, Johan (eds.) Emerald Group Publishing Limited. Series “Contributions to Economic Analysis” pp. 217-239. ISBN 978-0-44453-093-6