00565naa#a2200169#i#450# EN\\bibl\100116 20251206215325.6 2221-3260 20250430b2025####ek#y0engy0150####ca RU Economic ecosystems: comparison with clusters, specifics of functioning in tourism Journal article Yaroslavl Yaroslavl State Technical University 2025 12 с. Journal article local Skorobogatova Tatyana Nikolaevna Margarita Yurievna Vakhovskaya theoreticaleconomy.ru