A comparative Analysis among GARCH-M, EGARC and PJ-RS-SV Poisson Jumps-Regime Switching-Stochastic volatility approach to model the Mexican stock index. PE [Internet]. 2025 Dec. 7 [cited 2026 Mar. 16];14(27):57-90. Available from: https://www.revistapanoramaeconomico.mx/index.php/PE/article/view/361