TY JOUR TI Transformation of digital Sovereignty and Valuation of National Ecosystems: integral Bayesian modeling of VC PJSC capitalization in the context of turbulence, regulatory transformation and structural shifts of the market (2026-2027) KW VK KW machine learning KW DCF modeling KW real options KW debt burden KW MAX monetization KW regulatory protectionism KW scenario forecast KW fair value JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Verzhakovskaya, M.A. AU Proskurina, N.V. AU Korolev, A.A. PY 2026 IS PB ITBO University