In this article, the authors discuss the implications of their study on the effectiveness of the Multilateral Instrument (MLI). Their analysis finds that there are 79 parties to the MLI and that... Show moreIn this article, the authors discuss the implications of their study on the effectiveness of the Multilateral Instrument (MLI). Their analysis finds that there are 79 parties to the MLI and that the MLI covers 1,231 tax treaties and that the OECD currently overreports the effectiveness of the MLI. Show less