2013
“Characteristics of Contract Laws and the European Optional Instrument”, in H Eidenmüller (ed.), Regulatory Competition in Contract Law and Dispute Resolution (Munich: Beck, 2013), 315-338
(with G Ringe), “Transfer of Rights and Obligations” in G Dannemann and S Vogenauer (eds,) The Common European Sales Law in Context: Interactions with English and German Law (Oxford: OUP for AHRC, 2013) 521-561
“A Common European Sales Law (CESL) for Business-to-Business Contracts” in L Moccia (ed), The Making of European Private Law: Why, How, What, Who (Munich: Sellier, 2013) 65-76
“Relational values in English contract law” in D Campbell, L Mulcahy and S Wheeler (eds), Changing Concepts of Contract, Essays in Honour of Ian Macneil (Palgrave Macmillan, 2013), 138-165.
“The UNCITRAL Legislative Guide on Secured Transactions as a model for law reform: some conclusions”, in N.O. Akseli (ed.), Availability of Credit and Secured Transactions in a Time of Crisis (Cambridge University Press, 2013, 275-292.
2014
“The CESL Proposal: the impact on international contracts”, in M Fontaine and D Phillipe (eds) International contracts and arbitration (Brussels: Larcier, 2014), 7-27.
“Bridging the Gap: A Relational Approach to Contract Theory” (review article) (2014) 41 Journal of Law and Society 641-651
“A Comparison of the Contract Sections of the New Hungarian Civil Code with English Sales Law and the proposed Common European Sales Law” [2014] ELTE Law Journal 35-50
2015
(with L Gullifer and S Paterson) "Ban on assignment clauses: views from the coalface", (2015) 30 Butterworths Journal of International Banking and Financial Law463-466.
Chitty on Contracts 32nd ed. (General Editor, and responsible for chapters 3, 6-8 and 26) (Sweet & Maxwell, 2015)
2016
"Art.66-68: The Sources of Contract Terms Under the CESL" in A Colombi Ciacchi (ed), Contents and Effects of Contracts - Lessons from the Common European Sales Law (Springer, 2016), 75-102
"Penalty Clauses in English Law" (2016) 23 & 24 European Review of Private Law (Essays in honour of Arthur Hartkamp) 353-372
"“Surprising” or “Unfair”? Controls over Standard Terms" in UNIDROIT (ed.) Eppur si muove: The Age of Uniform Law - Essays in honour of Michael Joachim Bonell, 975-987
"An Outline of a Typical PPSA Scheme" in L. Gullifer and O. Akseli (eds),
Secured Transactions Law Reform: Principles, Policies and Practice (Hart Publishing, 2016) 7-19
"The Story ofEU Contract Law - from 2001 to 2014" in C. Twigg-Flesner (ed), Research Handbook on EU Consumer and Contract Law (Edward Elgar, 2016) 431-462
"The Law Commission Model: Exportable to the EU?" in M Dyson, J Lee and S Stark (eds), Fifty Years of the Law Commissions (Hart Publishing, 2016), 219-234
2017
"English Contract Law: Legitimate Deterrence and Penalty Clauses" [2017] (2) Zeitschrift für Internationales Wirtschaftsrecht 68-73
"Conclusion and Performance of Contracts: an Overview" in R Schulze, D Staudenmayer and S Lohsse (eds), Contracts for the Supply of Digital Content: regulatory Challenges and Gaps (Baden-Baden: Nomos, 2017), 33-57
"The Principles of Latin American Contract Law: A Response from an Outsider", in R Momberg and S Vogenauer (eds), The Future of Contract Law in Latin America (Oxford: Hart Publishing, 2017), 265-284.
2018
(with M Bridge, L Gullifer and E Lomnicka), The Law of Security and Title-based Financing (3rd ed, 2018), lxxxii + 876 pp
"The Role for European Contract Law: Uniformity or Diversity?" in F de Elizade (ed), Uniform Rules for European Contract Law? A Critical assessment (Hart, 2018), 9-34
Chitty on Contracts 33rd ed. (General Editor, and responsible for chapters 3, 6-8 and 26) (Sweet & Maxwell, 2018)
2019
"Primacy of the Contract Document in English Contract Law"[2019] 1 Zeitschrift für Internationales Wirtschaftrecht 28-34.
(with B Fauvarque-Cosson, J Rutgers and S Vogenauer) Ius Commune Casebooks for the Common Law of Europe: Cases, materials and text on Contract Law (Hart, 3rd edn 2019) (lxv + 1448 pp) (lead author for chapters 8-10, 14, 19 and 22-27)
"Earnest Money and Deposits", in Le Parole Del Diritto: Scritti in Onore di Carlo Castronovo (Jovene Editore 2018), II, 621-638