REZNIKOVA N, SHLAPAK A, IVASHCHENKO O. FROM INDUSTRIAL ECOSYSTEMS TO DIGITAL ECONOMY ECOSYSTEMS: NEW BUSINESS MODELS AND MODELS OF COMPETITION IN THE CONDITIONS OF DIGITALIZATION OF INTERNATIONAL TRADE IN GOODS AND SERVICES. Herald of Khmelnytskyi National University. Economic sciences. 2023;316(2):332-340. doi:10.31891/2307-5740-2023-316-2-52