METHODS OF MEASURING INFORMATION NOISE IN MARKETING RESEARCH. Ekon. čas. Volins. nac. unìv. ìm. Lesì Ukraïnki [Internet]. 2025 Apr. 25 [cited 2025 May 9];1(41):221-9. Available from: https://echas.vnu.edu.ua/index.php/echas/article/view/996