EU investors vs EU states: understanding the international arbitration of investment disputes in Europe

The international arbitration of disputes between investors and states has been a controversial issue in Europe, notably in relation to trade deals such as the proposed Transatlantic Trade and Investment Partnership (TTIP). But as Julian Donaubauer and Peter Nunnenkamp write, many commonly held beliefs about investor-state dispute settlements are potentially misguided: European investors appear to be more litigious than non-European investors, and investors win surprisingly few disputes.