Vlasenkova Tatiana Aleksandrovna VlasenkovaTatianaAleksandrovnaCountry: RussiaCity: MoscowCompany: Moscow State University of Food Production11, Volokolamskoe Sh., Moscow, 125080, Russia E-mail: klenina@yandex.ru Author's articles Indicator Method as an Instrument to Ensure Financial Security of an Economic Entity Impact of the Covid-19 pandemic crisis on small and medium-sized businesses