The article explores the history of mainstream political economy through various essays. It delves into the theories of Physiocrats, Adam Smith, Malthus, Edgeworth, Ashley, Taussig, and others. The researchers analyze the evolution of economic thought, focusing on topics like property, economic policy, social control, business cycles, and monetary economics. Key findings include insights into the development of macroeconomic and monetary theories, the influence of Friedrich von Wieser on Joseph A. Schumpeter, and the perspectives of economists on public policy.