This book provides a comparative overview of the rules of EU, US, and Japanese law on com-petition. After an overview of their history and the underlying economic issues, it compares perspectives on cartels and other agreements restraining competition (ancillary agreements, R&D/specialization agreements, distribution agreements); single-firm conduct (abuse of dom-inant market power/monopolization); general procedural law and merger control, and state measures such as regulation and subsidi...