This handbook addresses the main topics of European competition law that are taught at law degree level. It is specially adapted to the ICADE curriculum for having a single textbook that provides all the relevant and useful information on the subject in a nutshell format. Namely, this book deals with the concept and goals of competition law (chapter 1), collusion and concerted practices (chapter 2), abuse of dominant position (chapter 3), merger control (chapter 4) and state aid control and services of general economic interest (chapter 5). Th e said issues are explained in a simple and basic manner in order to facilitate students´ comprehension of the subject. Nevertheless, this textbook reviews important competition law aspects thoroughly. Consequently, it provides a proper and practical analysis of the legal matters that are commented on it, which may be also useful to nonexpert competition law practitioners. All in all, this handbook updates, summarizes and simplifi es the core aspects of this subject, serving as an introduction and as a guide to Law students or law professionals who do not lead daily with European competition law.