Michaels, Ralf MPI for Comparative and International Private Law, Max Planck Society;
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=1819587 (Any fulltext)
Michaels, R. (2011). Of Islands and the Ocean: The Two Rationalities of European Private Law. In R. Brownsword, L. Niglia, & H.-W. Micklitz (Eds.), Foundations of European Private Law (pp. 139-158). Hart.