Institutional Direction as a Research Tool Methodological Foundations Market. Ekon. čas. Volins. nac. unìv. ìm. Lesì Ukraïnki [Internet]. 2017 May 26 [cited 2025 May 10];2(10):7-11. Available from: https://www.echas.vnu.edu.ua/index.php/echas/article/view/78