TY - JOUR T1 - Editor’s Letter JF - The Journal of Derivatives SP - 1 LP - 3 DO - 10.3905/jod.2018.25.4.001 VL - 25 IS - 4 AU - Stephen Figlewski Y1 - 2018/05/31 UR - https://pm-research.com/content/25/4/1.abstract N2 - ER -