RT Journal Article SR Electronic T1 Optimal Leverage in Day Trading JF The Journal of Trading FD Institutional Investor Journals SP jot.2018.1.062 DO 10.3905/jot.2018.1.062 A1 Christian Lundström YR 2018 UL https://pm-research.com/content/early/2018/03/13/jot.2018.1.062.abstract AB Day traders are likely to use leverage to increase their profits. This paper systematically analyzes the effect of leverage on profit when using a popular day-trading strategy, and clarifies the relation to two optimal leverage strategies proposed for maximizing trading profit: the Kelly criterion and the Optimal fraction criterion. Our empirical analysis shows how leverage can increase the profit in day trading.