Concept of risk and methods of its measurement

The problem of risk management, overcoming uncertainty exists in any sector of the economy, which indicates its constant relevance. All subjects of the economy at any level of it are faced with unforeseen events, which must be adequately responded to in order to avoid losses. As the global financial system becomes more complex, the frequency of unexpected changes inevitably increases, which places particular emphasis on understanding and measuring the fundamentals of risk management. The article disclosed different views on the concept of risk, systematized the main classifications of risks, considered the concept of a portfolio, considered various quantitative assessments of the return and risk of a portfolio, highlighted the ways of attitudes towards risk.