00483naa#a2200157#i#450# EN\\bibl\81757 20250405060634.6 2221-3260 20240331b2024####ek#y0engy0150####ca RU Ecosystem as a mechanism of public-private partnership Journal article Yaroslavl Yaroslavl State Technical University 2024 11 с. Journal article local Popov Artem Konstantinovich theoreticaleconomy.ru