Abstract
<jats:p>This monograph is dedicated to the centenary of the concept of state regulation of the market by the eminent English economist J.M. Keynes. It critically examines his scholarly work and the main Keynesian and neo-Keynesian theories. It reveals the nature and causes of the crisis in modern economics and provides a constructive analysis of its problematic macroeconomic themes and models. The monograph includes illustrative graphic illustrations and a detailed bibliography. The author's theoretical proposals are aimed at improving the logical coherence of economic theory and bringing it closer to solving practical problems of human capital development and the active use of information technology in the economy of a post-industrial society. This monograph is intended for students and faculty of higher education institutions, as well as researchers in economics</jats:p>