Kaya, H.D.Kwok, J.S.2020-05-092020-05-092020Halil D. Kaya, Julia S. Kwok (2020). An Application Of Stock-Trak In ‘Investments’: What Common Mistakes Do Students Make While Studying Socioeconomic Processes? SocioEconomic Challenges, 4(1), 5-16. http://doi.org/10.21272/sec.4(1).5-16.2020.https://essuir.sumdu.edu.ua/handle/123456789/77468The main purpose of this study is to review practical experience and provide guidance on the use of Stock-Trak software (trading virtual assets of various types of investment assets) by students to make investment decisions under uncertainty. The article uses such scientific methods of analysis as analysis, synthesis, comparison, abstraction and modeling. The information base for the study is students enrolled in bachelor’s degree programs in economics at Northeastern State University (USA). Based on the analysis of students’ reports for the period 2014-2017, it is established that the most common mistakes in the study of socio-economic processes include the neglect of transaction costs and the non-accounting of dividends in the calculations.encneінвестиціїинвестицииinvestmentsвзаємний фондвзаимный фондmutual fundваріантиопцииoptionsпортфоліопортфолиоportfolioзапасакцииstockArticle