• the impact of the public sector of the economy on economic growth,
• development of IT technologies,
• IT law,
• business in the field of information technology,
• intellectual property rights
• IoT
• operating systems

• Cyberspace and combating cybercrime
• Digital Economy
• Economics of sustainable development
• IT-Law
• Operating Systems
• Internet Technologies
• Technologies for design and administration of databases and data warehouses
• Web Design and Web Development

Scientific articles:

1. Slatvinska Valeria The Impact of Blockchain Technology on International Trade and Financial Business / Slatvinska Valeria, Demchenko Vitaliia, Tretiak Kateryna, Hnatyuk Rostyslav, Yarema Oleg // Universal Journal of Accounting and Finance. – 2021. – 1, 10 – P. 102-112. – DOI: 10.13189/ujaf.2022.100111.

2. Bakaev LO, Yarema OR International comparison of the size of the public sector of the OECD economy / OR Yarema // Collection of scientific works DETUT. – Series “Economics and Management”. – 2016 – Vip. 36. – P. 169-174.
3. Evdokimov VD Davidenko AM Gilburt S.Ya. Yarema OR // Hardware base of reconfigured means of information security / Collection of scientific works “Modeling and Information Technologies” / Issue 86 (2019), P. 3-12
4. Prince SV, Baidala NM, Yarema OR Regulation of the system of development of export potential of state enterprises / OR Yarema // Business Navigator. – 2014 – №2 (34). – P. 176-183.
5. Mayovets EY, Yarema OR Militarization of the economy as a factor of economic growth in Ukraine / OR Yarema // Scientific Bulletin of NLTU of Ukraine. – 2015 – Issue. 25 (3). – P. 199-206.
6. Palyha EM, Palyha IE, Oneshchak O.Ya., Yarema OR // Modern transformations and their influence on the economic development of Ukraine // “Scientific notes” Ukrainian Academy of Printing / Economic sciences / Issue №2 (59) – 2019, pp. 90-96.
7. Sosnovska OO, Hamula OG, Yarema OR // Influence of internal factors on the process of marketing management // “Scientific notes” Ukrainian Academy of Printing / Economic Sciences / Issue №2 (59) – 2019, P 135-143.
8. Shtangret AM, Yarema OR, Shtangret IA, Security aspects of intellectualization of enterprise management / AM Shtangret. Shtangret , O.R. Yarema IA Stangret // Eastern Europe: Economics, Business and Management. – 2019.– № 6 (23) – P. 455-460.
9. Yukhimchuk RV, Senkivsky VM, Yarema OR Information technologies in the working process of online publishing // “Book Qualification” Ukrainian Academy of Printing / Technical Sciences / Issue №2 (34) – 2019, P. 5-10.
10. Yarema OR, Shilvinska SR Directions for increasing the financial stability of banks in Ukraine / OR Yarema, SR Shilvinska // International electronic scientific journal “Science Online” – 2019. – №12 (December).
11. Yarema OR Competitiveness of state enterprises in the market economy of Ukraine . / OR Yarema // Bulletin of Khmelnytsky National University. – 2015. – №6. – P. 178 – 183.
12. Yarema OR, Saldan BR. Problems and prospects of the IT industry in the country . R. Yarema, B.R. Saldan // Scientific Journal “Internauka” (2019) / Issue №17 (December)
13. Yarema OR Monopolized public sector in the national economy. / OR Yarema // Global and national problems of the economy of Ukraine / Mykolayiv National University. V.O. Sukhomlinsky. –2016 – Issue. № 9. – P. 220-224.
14. Yarema OR Neo-privatization in Ukraine: lessons, threats, prospects /
    OR Yarema // Regional economy and management.– 2016. – Issue. 2 (9). – P. 153-157.
15. Yarema OR Informal institutional factors of civilization development of Ukraine. International economic relations and world economy / OR Yarema // Scientific herald of UZHNU. – 2016. – Vip. 6, Part 3. – P. 168-171.
16. Yarema OR Estimation of efficiency of management of the state sector as preconditions of growth of national economy / О.Р. Yarema // Global aspects of the world economy and international relations in conditions of instability. – 2016. – Czestochowa – P. 212-221.
17. Yatsyshyn TM, Sidorenko OI, Yarema OR // Model of eco-efficient technologies during the construction of oil and gas wells / Collection of scientific works “Modeling and Information Technologies” / Issue 87 (2019), P. 15-23.
18. Palyha EM, Palyha IE, Oneshchak O.Ya., Yarema OR // Modern transformations and their influence on the economic development of Ukraine // “Scientific notes” Ukrainian Academy of Printing / Economic sciences / Issue №2 (59) – 2019, pp. 90-96.
19. Sosnovska OO , Hamula OG , Yarema OR // Influence of internal factors on the process of marketing management // “ Scientific notes ” Ukrainian Academy of Printing / Economic Sciences / Issue №2 (59) – 2019, Pp . 135-143.
20. Yukhymchuk P . V. , Senkivsky VM, Yarema OR Information technologies in the working process of online publishing // “ Book Qualification ” Ukrainian Academy of Printing / Technical Sciences / Issue №2 (34) – 2018, P. 5-1 0 .
21. Evdokimov VD Davidenko AM Gilburt S.Ya. Yarema OR // Hardware base of reconfigured means of information security / Collection of scientific works “Modeling and Information Technologies” / Issue 86 (2019), P. 3-12.
22. Yatsyshyn T . M ., Sidorenko Oh . And ., Yarema Oh . P . // Model of eco-efficient technologies during the construction of oil and gas wells / Collection of scientific works “Modeling and Information Technologies” / Issue 87 (2019), P. 15-23.
23. Yarema OR, Dolinsky BE The role of the state in the development of post-Keynesian theories Economic growth and environmental protection / О.Р. Yarema, Ye. Dolinsky // International electronic scientific journal “Science Online” – 2020. – №11 (November).
24. Yarema OR, Tarasenko PV Startups in the IT field. Their signs and stages, Ukrainian and foreign experience / О.Р. Yarema, PV Tarasenko // International electronic scientific journal “Science Online” – 2019. – 2020. – №11 (November).

Abstracts:

1. Yarema OR, Shilvinska SR Financial stability of the enterprise / OR Yarema, SR Shilvinska // International scientific-practical conference: “Economics, accounting, finance and law: strategic development priorities in the context of globalization” , Poltava, December 5, 2019, pp. 56-57.
2. Yarema OR, Saldan BR. Problems and prospects of the IT industry of Ukraine OR Yarema, BR Saldan // International scientific-practical conference: “Economics, accounting, finance and law: strategic development priorities in the context of globalization” , Poltava, December 5, 2019, p. 12-14.
3. Yarema OR Macroeconomic factors of economic growth in Ukraine / OR Yarema // Actual problems of functioning of the economic system of Ukraine. – Lviv – May 17, 2014 – P. 295-297.
4. Yarema OR Theoretical aspects of research of social and economic development of Ukraine / OR Yarema // Philosophical and psychological aspects of spirituality: socio-economic transformations and revival of national dignity. – Lviv – April 20, 2015 – P. 233-235.
5. Yarema OR Research of institutional trust in Ukraine in the context of social cohesion of society / OR Yarema // Philosophical and psychological aspects of spirituality: trust as a basis for change in the economy and society
   II All-Ukrainian scientific-practical conference. – Lviv – February 19, 2016 – P.344-347.
6. Yarema OR Shading of the state sector of agrarian economy: forms and ways of legalization / OR Yarema // IV All-Ukrainian scientific-practical conference “Financial support of economic entities”; Kremenchuk / Kremenchuk University named after M. Ostrogradsky February 18-20, 2016 – Kremenchuk: [b. v.], 2016. – P.150-153.
7. Yarema OR Research of factors of economic growth in the conditions of instability, armed conflicts, or war / OR Yarema // All-Ukrainian scientific-practical conference of students, graduate students and young scientists “Scientific work of youth – effective education, strong society” March 22, 2016 on the basis Kharkiv College of Trade and Economics, Kyiv National University of Trade and Economics, X: [b. v.], 2016. – P. 256-259.
8. Yarema OR Influence of the state sector on the growth of the national economy / OR Yarema // Innovative development of the economy: domestic and world practice, Lviv, May 20-21. 2016 – L.: [b. v.], 2016. – P. 9-14.
9. Yarema OR Principles of state property management in the transformational economy of Ukraine / OR Yarema // Modern international economic relations: International scientific-practical conference. for students, graduate students and young scientists Kyiv 27-28 May. 2016 – K.: [b. v.], 2016. 23-25.
10. Yarema OR Analysis of socio-economic functions of the public sector / OR Yarema // All-Ukrainian scientific-practical conference “Prospects of economic development in the context of European integration processes”, Odessa, – 27-28 May. 2016 – O.: [b. v.], 2016. – P. 88-90.
11. Yarema OR Global experience in public sector management to stimulate economic growth . Proceedings of the reporting scientific conference of Ivan Franko National University of Lviv for 2019 (electronic edition): Section of the Faculty of Finance and Business Management, (Lviv, February 1-8, 2020). – Lviv: LNU named after I. Franko, 2020, p. 111-117.
12. Yarema OR, Tarasenko PV “Development of multifactor authentication. Why do users neglect their security? ” // XIV International scientific-practical conference “Development of the world’s banking systems in the context of globalization of financial markets”. 19.11.2020р.
13. Yarema OR, Dolinsky BE ” Competition of traditional banking systems with neo-banks at the present stage. “, // XIV International scientific-practical conference” Development of the world’s banking systems in the context of globalization of financial markets “. 19.11.2020р.

He was born on January 31, 1991 in the city of Drohobych, Lviv region. In 2008 he graduated from Drohobych Pedagogical Lyceum.

In 2008-2013 he studied at the Faculty of Economics of Lviv National University. Ivan Franko.

In 2008-2015 he studied at the Faculty of Law of Lviv National University. Ivan Franko.

He defended his dissertation on “Macroeconomic analysis of the impact of the public sector on economic growth in Ukraine” (2016).

In September 2018, he received a certificate of advocacy.

Since September 2018, Associate Professor of Economics and Information Technology, Lviv Institute of Higher Education “University of Banking”

Since September 2019, Associate Professor of Economic Cybernetics, Faculty of Finance and Business Management, Lviv National University. Ivan Franko.

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