2 papers
q-fin.MF2025
Levy-stable scaling of risk and performance functionals
Dmitrii Vlasiuk
We develop a finite-horizon model in which liquid-asset returns exhibit Levy-stable scaling on a data-driven window [tau_UV, tau_IR] and aggregate into a finite-variance regime out…
q-fin.TR2025
Push-response anomalies in high-frequency S&P 500 price series
Dmitrii Vlasiuk, Mikhail Smirnov
We test the hypothesis that consecutive intraday price changes in the most liquid U.S. equity ETF (SPY) are conditionally nonrandom. Using NBBO event-time data for about 1,500 regu…