The monograph deals with the most problematic issues of civil liability imposition, where violations of antitrust legislation are the grounds for such imposition. The book presents a number of original author's scientific concepts concerning the imposition of prohibition against abuse of right as well as concerning the invalidity of transactions in case of antitrust violations; describes the approaches to the development of legal frameworks for compensation for damages caused by anticompetitive conduct; and considers the issues of compulsory liquidation of legal entities due to violation of the requirements for economic concentration established by the antitrust legislation. The book is recommended for practicing lawyers working in the field of antitrust practice; employees of antitrust authorities; judges; students and graduate students, as well as for all readers interested in the issues of antitrust regulation and civil liability.