Gregory Klass is Professor of Law at Georgetown University. His works include Insincere Promises (with Ian Ayres, Yale, 2005), and Contract Law in the USA (Kluwer, 2nd ed. 20 12).George Letsas is Reader in Philosophy of Law and Human Rights at University College, London. His work includes A Theory of Interpretation of the ECHR (OUP, 2007).Prince Saprai is Lecturer in Law at University College, London. His research focuses on the theory of private law.

...[T]his superb book makes an exceptionally valuable contribution to the scholarship of this complex and fascinating area. No serious law library should be without it.

• PART I: THEORETICAL APPROACHES; PART II: DOCTRINAL ANALYSIS

Gregory Klass is Professor of Law at Georgetown University. His works include Insincere Promises (with Ian Ayres, Yale, 2005), and Contract Law in the USA (Kluwer, 2nd ed. 20 12).George Letsas is Reader in Philosophy of Law and Human Rights at University College, London. His work includes A Theory of Interpretation of the ECHR (OUP, 2007).Prince Saprai is Lecturer in Law at University College, London. His research focuses on the theory of private law.

...[T]his superb book makes an exceptionally valuable contribution to the scholarship of this complex and fascinating area. No serious law library should be without it.

• PART I: THEORETICAL APPROACHES; PART II: DOCTRINAL ANALYSIS

Gregory Klass is Professor of Law at Georgetown University. His works include Insincere Promises (with Ian Ayres, Yale, 2005), and Contract Law in the USA (Kluwer, 2nd ed. 20 12).George Letsas is Reader in Philosophy of Law and Human Rights at University College, London. His work includes A Theory of Interpretation of the ECHR (OUP, 2007).Prince Saprai is Lecturer in Law at University College, London. His research focuses on the theory of private law.

...[T]his superb book makes an exceptionally valuable contribution to the scholarship of this complex and fascinating area. No serious law library should be without it.

• PART I: THEORETICAL APPROACHES; PART II: DOCTRINAL ANALYSIS