Omelianenko, O., Kudrina, O., Bozhkova, V. and Omelyanenko, V. 2022. SCIENTIFIC AND ANALYTICAL FUNDAMENTALS OF BUILDING AND ASSESSING THE EFFICIENCY OF A DIGITAL AGENCY BUSINESS MODEL. Entrepreneurship and innovation. 24 (Sep. 2022), 92-97. DOI:https://doi.org/10.32782/2415-3583/24.15.