This book is a collection of articles based on understanding unjust enrichmenta symposium held at the university of western ontario in january 2003 the articles written from the perspective of english australian canadian german and jewish law deal with numerous theoretical and practical issues that surround restitution and unjust enrichment. This book is a collection of articles based on understanding unjust enrichmenta symposium held at the university of western ontario in january 2003 the articles written from the perspective of english australian canadian german and jewish law deal with numerous theoretical and practical issues that surround restitution and unjust enrichment. Understanding unjust enrichment understanding unjust enrichment the articles based on a symposium held in 2003 deal with numerous theoretical and the canadian law of unjust enrichment and restitution that is true for a variety of reasons the subject is seldom the german law of unjustified . This broad understanding of unjust enrichment law rejects essentialist approaches to classification identifying it as set of liability rules sharing what wittgenstein would have referred to as family resemblances the normative reasons underpinning such rules are centrally concerned with the doing of corrective justice but they also include