TY JOUR TI Labor productivity as a key factor in the effective operation of research enterprises KW labor productivity KW return on assets KW factor analysis KW research enterprise KW technological sovereignty KW management KW innovation KW sustainability JO Economic and Social Research AU Barraza Legiya, A.A. AU Rybakova, O.M. AU Dmitriev, A.A. PY 2026 IS 12 PB National Research University of Electronic Technology