"Economics according to one lesson" is a classic book by the Frankish economist Henry Hazlitt, which gained world popularity and became a bestseller in the field of economic literature. In his book, the author offers readers to learn the fundamental principles of economic theory by studying one simple lesson. It examines various aspects of economic life - from the influence of state regulation to the concept of general well-being. Hazlitt highlights the important concepts of efficient use of resources, the relationship between markets and power, and the role of entrepreneurship in society. With his simple and clear writing style, he makes complex economic principles accessible to any reader. "Economics according to one lesson" keeps its ideas relevant even in our time, helping to better understand the principles of the free market and the need for effective management of the economy. This book has become an integral part of the way to understanding global economic processes and making informed decisions in the field of finance and business.