At the scientific council awarding academic degrees in the field of economics under the International University of Tourism and Cultural Heritage "Silk Road" (DSc.33/01.02.2022.1.145.01), researcher Xayrullayev Abdulatif Lutfillo o‘g‘li successfully defended his dissertation in the specialty 08.00.17 – Tourism and Hospitality and was awarded the degree of Doctor of Philosophy (PhD) in Economics.