Editors' Note:  This is the last post in our ongoing series of posts (see introduction here, first post on costs here, second post on duration of proceedings here, third post on the diversity deficit in investment arbitration here, fourth post on the impartiality and independence of arbitrators here,…

Dr Federico Ortino is Reader in International Economic Law at King’s College London. I will focus my (two) brief remarks on Part II of Martins Paparinskis’ excellent monograph. First, the main argument in Part II (and one of the central themes of the entire work) is that “treaty rules…