This book is a primer. It covers fundamental microeconomic concepts. This book is easy to read. The font size is large and there are 175 images. This book is not just for students. It is for anyone interested in better understanding the general economic concepts of production, supply and demand, product elasticities, market structures (monopoly to competitive), income inequality, stocks and bonds, and the insurance markets. The book is a stand-alone product. You do not need to buy or register a supporting digital package or "app". This book is about microeconomics, the study of individual decision-making by citizens, companies, and small local governments. It is a complementary book to the previously published A Simple Macroeconomics Primer, the big-picture economics of a country published in 2021. Together the two books make a companion set.