The concept of supply and demand is often called the heart and soul of economics. It is the foundation for much of what is studied in the field. Understanding how supply and demand affect the economy helps us recognize economics everywhere in our daily lives.
"Each chapter of the book begins with economic terminology, with those concepts then explored through the happenings of the chapter. For instance, in the chapter titled “The Law of Increasing Product Demand Versus Flat Production Capacity,” Lawn Boy gets more and more requests for his lawn mowing services but he also realizes that he does not have enough time to mow more than three or four large lawns a day."