Economics. The book begins with a set of chapters that provide an overview of economics and the economy. The first chapter surveys the subject matter of economics and gives an idea of that economists do.Chapter 2 looks at the central problems faced by every economy. Chapter 3 provides an introduction to supply-and-demand analysis. The final two chapters in the introductory section explore the role of business and government in the economy.As agroup, these five chapters focus on the essentials required as background for both macro- and microeconomics.