Editorial: Investment Protection in an Integrated Europe – The Non-Enforcement of Intra-EU Investment Arbitration Awards as the Ultimate Test Case for Strasbourg’s Deference Doctrines - Legal Issues of Economic Integration View Editorial: Investment Protection in an Integrated Europe – The Non-Enforcement of Intra-EU Investment Arbitration Awards as the Ultimate Test Case for Strasbourg’s Deference Doctrines by - Legal Issues of Economic Integration Editorial: Investment Protection in an Integrated Europe – The Non-Enforcement of Intra-EU Investment Arbitration Awards as the Ultimate Test Case for Strasbourg’s Deference Doctrines 51 1 Legal Issues of Economic Integration