The science of economics is closely related to the fields of finance and banking in terms of dealing with the optimum distribution of resources, and the regions where their circles intersect are expanding day by day following the global crises. In these discussed subjects, it has been tried to see the big picture, sometimes starting from small pieces. Trees were analyzed in detail, and application experiences were shared with readers. Sometimes, starting from a large piece, it was traveled to small pieces. It has progressed in the way of speaking to the reader whenever necessary, but meticulous attention has been paid to supporting comments and thoughts with scientific reality and resources. The book begins with basic macroeconomic issues such as production, consumption, investment, foreign trade and inflation it is complemented by various comments and assessments on monetary economics, central banking, finance and banking. This book contains many topics that appeal to university students, those who work in business life and those who want to improve themselves in these areas.