It examines the origins of economics and explains its principles. Its author is Douglas Haig and Alfred, and the first Estonia is a lecturer in political economics at the University of London and the second is a senior lecturer in the same science and at the same university.The book is divided into fourteen chapters that include definitions of some topics, various researches, and various economic situations. The authors talked about the consumer, the company, competition, monopoly, wages, profits, rent, interest, the level of economic activity, the level of economic activity and its fluctuations, public finance, international trade, exchange rate rates, the balance of payments, and finally, economic policy.

It examines the origins of economics and explains its principles. Its author is Douglas Haig and Alfred, and the first Estonia is a lecturer in political economics at the University of London and the second is a senior lecturer in the same science and at the same university.The book is divided into fourteen chapters that include definitions of some topics, various researches, and various economic situations. The authors talked about the consumer, the company, competition, monopoly, wages, profits, rent, interest, the level of economic activity, the level of economic activity and its fluctuations, public finance, international trade, exchange rate rates, the balance of payments, and finally, economic policy.