Introduction

As declared in the opening of the book, "foreign investment law" has recently "moved from the periphery of international law [..] to the main stage of the discipline" (Preface). Tarcisio Gazzini and Eric de Brabandere, who are specialists in this field, contribute to the development of international investment law by investigating its sources and obligations. The work they edited provides a systematic study of the sources of international investment law and their interaction, which considers reviewing how the general theory of the sources of international law is applicable to that ...