PT - JOURNAL ARTICLE AU - Hossein Kazemi TI - Editor’s Letter AID - 10.3905/jai.2019.21.4.001 DP - 2019 Mar 31 TA - The Journal of Alternative Investments PG - 1--2 VI - 21 IP - 4 4099 - https://pm-research.com/content/21/4/1.short 4100 - https://pm-research.com/content/21/4/1.full