The Investment Treaty Arbitration Review, edited by Barton Legum, provides a current perspective on the quickly evolving topic of investment treaty arbitrations. The biggest challenge for practitioners and clients over the past year has been to keep up with the flow of new developments and jurisprudence in the field. To help navigate these complex issues, NERA Managing Director Dr. Jeff D. Makholm and Senior Consultant Dr. Laura T.W. Olive describe the benefits of using economic and statistical tools to establish causation and value damages.