Mirzayee V, Abdoli M, Salehi N, Valiyan H. Financial Stability Risk and Determining the Difference in Investment Horizons Between Passive and Active Investors: A Portfolio-Based Leptokurtic Distribution Test. BMF OPEN. Published online November 1, 2026:1-21. Accessed June 8, 2026. https://www.bmfopen.com/index.php/bmfopen/article/view/442