书评

What is economics? In this paper, the first definition of economics is the study of people and social general affairs of life science. The definition is simple and concise, the object of economics research and deal with general affairs of human life, pointed out the basic status of economy in human affairs in general. Accordingly, if one lives in the contemporary young people even some of the basic concepts in economics are not available, totally ignorant, so to some extent, it can exist in the modern sense of the illiterate society. Therefore,in the preface Mankiw said, this is one for the next generation of reading books, as a contribution to the next generation.Economics principle" is divided into micro and macro economics in two volumes, followed from micro to macro narrative line, first as microeconomics section", 2 for macroeconomics section". Micro Economics Section", this article from the ten principles of economics, points out that all the principle or deduction of the economy are derived from this. According to these principles, describes the micro economy of some economic theories, including the theory of supply and demand, elasticity analysis, residual welfare etc.. From these concepts, we can conclude some interesting economic analysis, such as the low price elasticity of agricultural development, from the progress of science and technology often at the expense of the income of the farmers; again, regardless of commodity tax is to consumers or producers to pass on the final cost of the levy, the result is the same.