Entrepreneurship in knowledge-intensive industries: portfolio management of science-intensive products with regard to the consistency stages of its life cycle

The article discusses the issues associated with the management of a portfolio of high technology products based on the substantiation of the strategic unit, subdivided into operational and tactical levels. By managing the process of forming the portfolio of science-intensive products it is necessary to maximize the value of the portfolio, ensure its balance and compliance with the general economic development strategy of the company. Management effectiveness is the degree of conformity of the received result expectations, one of the main expectations is a long and successful existence of the entrepreneurial structures in the market, which is possible under conditions of a higher level of competitiveness as compared to competitors.