[Andrew Guzman is Professor of Law at UC Berkeley, Boalt Hall and a discussant in the Opinio Juris On-line Symposium. He blogs regularly at the International Economic Law and Policy Blog] Eugene Kontorovich’s paper, Inefficient Customs in International Law is a welcome contribution to the growing analytical literature on customary international law (CIL). The question asked here is of obvious … Continue reading Symposium: Discussion of Kontorovich’s “Inefficient Customs in International Law”