Север и рынок. 2021, № 1.

18. Jaewoong Suh. The Effect o f Working Capital on Firms’ Investment in Fixed Assets // Inst. Glob. Bus. Res. 2020. Ко. 32. Р. 55-78. DOI: https://doi.org/10.46775/JGBR.2020.32.2.03. 19. БабкинИ. А., Жеребов Е. Д. Механизм взаимодействия государства и бизнеса на основе государственно­ частного партнерства // Научно-технические ведомости Санкт-Петербургского государственного политехнического университета. Экономические науки. 2015. N° 4 (223). С. 99-107. 20. Concept for developing a state-business partnership when realizing PPP projects o f economic systems / V. V. Glukhov [et аі.] // Proc. 2nd Intern. Scientific Conf. Innovations in Digital Economy (SPBPU IDE- 2020). СПб., 2020. 21. Ghobadian A., Oregan N. PPP: the instrument for transforming the public services // Policy and Experience. 2004. 22. Greve C. Public-Private Partnerships: An International Performance Review // Public Administration Review. 2007. 23. Valaguzza S., Parisi E. Public Private Partnerships. 2020. DOI: https://doi.org/10.4337/9781789903737. References 1. Zvi Bodie, Alex Kane, Alan J. Marcus. Investments, Educ. 11. 2018, 1041 р. 2. Madaminov I. Problems o f development o f investment activity. Innov. Econ., 2020, 10, рр. 57-61. DOI: https://doi.org/10.26739/2181-9491-2020-10-8. 3. Pi^tkowski M. Analysis o f Investment Activities o f Enterprises in Poland. Entrep. Educ. 16. 2020, рр. 225-238. DOI: https://doi.org/10.24917/20833296.162.18. 4. Zolkover A., Georgiev M. Shadow Investment Activity as a Factor o fMacroeconomic Instability. Financ. Mark. Institutions Risks 4, 2020, рр. 83-90. DOI: https://doi.org/10.21272/fmir.4(4).83-90.2020. 5. Birman G., Shmidt S. Kapitalovlozheniya: Ekonomicheskij analiz investicionnyh proektov [Capital investments: economic analysis o f investment projects]. Moscow, YUNITI-DANA, 2003, 631 р. 6. Askinadzi V. M., Maksimova V. F. Investicionnyjanaliz [Investment analysis]. Moscow, Yurajt, 2019, 422 p. 7. Sergeev I. V., Veretennikova I. I., Shekhovcov V. V. Investicii [Investment]. Moscow, Yurajt, 2014, 314 p. 8. Denisova T. V., Nuretdinov I. G., Nuretdinova Yu. V. Investicii [Investment]. Ul'yanovsk, UlGTU, 2017, 243 p. 9. Kovalev V. V., Ivanova V V., Lyalina V. A. Investicii [Investment]. Moscow, Velbi, 2003, 440 p. 10. Celoval'nikova I. Yu. Pravovoe regulirovanie investicionnoj deyatel'nosti [Legal regulation o f investment activity]. Moscow, Yuridicheskij institut MIITa, 2019, pp. 3. 11. Danilova T. K. Problemy razvitiya investicionnoj deyatel'nosti v regionah Rossii [Problems o f investment activity development in the regions o f Russia]. Innovacionnaya ekonomika: perspektivy razvitiya i sovershenstvovaniya [Innovative economy: prospects for development and improvement], 2013, No. 2 (2). (In Russ.). Available at: https://cyberleninka.ru/article/n7problemy-razvitiya-investitsionnoy- deyatelnosti-v-regionah-rossii (accessed 27.01.2021). 12. Skufina T. P., Baranov S. V., Korchak E. A. Ocenka vliyaniya dinamiki investicij na rost valovogo regional'nogo produkta v regionah Severa i Arkticheskoj zony Rossijskoj Federacii [Assessment o f the impact o f investment dynamics on the growth of the gross regional product in the regions of the North and the Arctic zone of the Russian Federation]. Voprosy statistiki [Statistical issues], 2018, No. 25 (6), pp. 25-35. (In Russ.). 13. Kollektiv avtorov. Innovacionno-investicionnaya sistema severnyh regionov Rossii: problemy i perspektivy [Innovation and investment system o f the Northern regions o f Russia: problems and prospects]. Syktyvkar, 2017, 302 p. 14. Serova N. A., Gutov S. V. Klyuchevye tendencii razvitiya investicionnyh processov v Arkticheskoj zone RF v 2008-2017 gg. [Key trends in the development o f investment processes in the Arctic zone o f the Russian Federation in 2008-2017]. Arktika i Sever [The Arctic and the North], 2019, No. 34, pp. 77-89. (In Russ.). DOI: 10.17238/issn2221-2698.2019.34.77. 15. Beniušyte E., Zoniene A. Financial model o f investments to fixed assets. Buhalterines Apskait. Teor. ir Prakt, 2019, pp. 105-113. DOI: https://doi.org/10.15388/batp.2014.No16.10. 16. Wright J., Zhu B. Monopoly Rents and Foreign Direct Investment in Fixed Assets. Int. Stud. Q. 62, 2018, pp. 341-356. DOI: https://doi.org/10.1093/isq/sqy010/. 17. Toyin O. W., Oludayol A. Dynamic Effects of Foreign Portfolio Investment on Economic Growth in Nigeria. Financ. Mark. Institutions Risks 4, 2020, pp. 5-12. DOI: https://doi.org/10.21272/fmir.4(3).5-12.2020. 53