Book excerpt: This book considers the current legal issues affecting the air transport sector incorporating recent developments in the air transport sector, including the end of certain exemptions from EU competition rules, the effect of the EU-US Open Skies Agreement, the accession of new EU Member States and the Lisbon Treaty. The book explores the differing European and US regulatory approaches to the changes in the industry and examines how airlines have remained economically efficient in what is perceived as a complex and confused regulatory environment.