00691naa#a2200193#i#450# EN\\bibl\131572 20260731080039.5 2782-4586 20260731b2026####ek#y0engy0150####ca RU Investment activities as a determinant of insurer competitiveness: empirical analysis on the example of the Russian market Journal article Moscow ITBO University 2026 11 с. Journal article local Виды несчастных случаев и болезней. 368-01 Kaygorodova Gulnara Nailevna Mustafina Alfiya Anasovna Pyrkova Guzel Kharisovna jomeam.ru