TY - JOUR T1 - Introduction JF - Practical Applications SP - 1 LP - 3 DO - 10.3905/pa.2013.1.2.intro VL - 1 IS - 2 AU - Cliff Asness Y1 - 2013/10/31 UR - https://pm-research.com/content/1/2/1.20.abstract N2 - ER -