Otsetova, AnnaOtsetova-Dudin, Ekaterina2020-11-232020-11-2320191339-5130http://drepo.uniza.sk/handle/hdluniza/368Nowadays, Internet and mobile technology have changed our way of both doing business and dealing with our daily routine activities. Mobile Broadband Internet represents the fastest growing segment of the European broadband market. Currently, mobile Internet services represent the most promising revenue stream for mobile operators. The present article discusses Bulgaria’s performance against each dimension of the Mobile Connectivity Index (MCI), highlighting the country’s challenges and achievement. The results show that Bulgaria is seriously lagging behind both the leading countries and European Union (EU) Member States.enhttp://creativecommons.org/licenses/by/4.0/Mobile InternetMobile subscribers4G and 5GArticlehttps://doi.org/10.26552/tac.C.2019.2.5