Editorial A. “Systematic science”. Is a unified theory possible in economic science? (In memory of editorial board member, corresponding member of the Russian Academy of Sciences G.B. Kleiner). Econ. Sci. [Internet]. 2026 Feb. 15 [cited 2026 Nov. 7];12(2):8-10. Available from: https://ecna.owebs.ru/article/view/20038