We live, when all cages of our organism function concertedly, when their arranged work gives an opportunity to feel healthy and complete forces to us. Here and our society is the same social organism, where all roles are associate and all screws form open system, that is named an economy!An economy is a method of life of society. Not surprising at that rate next equality: healthy economy - healthy society. Therefore all of us are so important to know how to save our public health, line up the adequate system of estimation of work of every sphere of society, put right intracommunications and in time to notice all changes in economic patterns.This book is a not textbook, here are not boring economic laws and boring mathematical formulas, but there is understanding of essence of our life that is indissolubly related to society. We will consider pre-conditions of forming of markets, we will discuss the necessity of origin of money, even we investigate influence of opening of Columbus on trade connections of the whole world! And it in an order to do for you an economy by absolutely transparent discipline. In fact understanding the laws of life of society is needed through living examples, historical facts and logical connections that resulted in the total in forming of our modern world.