Buberkoku, Onder2026-04-022026-04-0220262473-698810.3934/math.20263042-s2.0-105033401025https://hdl.handle.net/123456789/30058https://doi.org/10.3934/math.2026304eninfo:eu-repo/semantics/openAccessBayesian ApproachCrude Oil MarketsGeneralized Hyperbolic Skew Student’s t-DistributionStock MarketsAsymmetric Stochastic VolatilityBayesian Analysis of a Novel Sophisticated Stochastic Volatility Model: A Comprehensive Empirical Application to Stock and Crude Oil Markets Price ReturnsArticle