TY JOUR TI Current issues of auditing the fair value of embedded options when checking financial statements under IFRS KW embedded derivatives KW financial instruments audit KW IFRS KW IAS 32 KW IFRS 9 KW fair value KW split accounting KW convertible bonds KW segregation KW audit risk JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Grigor'yan, D.E. AU Danilkin, K.I. PY 2026 IS 0 PB ITBO University