The article is devoted to the study of the role of knowledge in the process of formation of the post-industrial society. It is proved, that in a basis of its formation in the national economy should be knowledge. The role of knowledge and information in post-industrial society, which acquires special topicality after the global crisis. The necessity of economic knowledge while moving towards the post-industrial society and the formation of the market economy.
Keywords: knowledge, information, knowledge economy, economic thinking, the national economy, market economy, a post-industrial society, the market economy, civilization movement.