The article discusses the costs of the Common Agricultural Policy (CAP) in the European Community. It looks at how much money is spent on agriculture and the controversies surrounding it. The researchers used economic theory and methods to analyze the financial aspects of the CAP. They found that the CAP has various costs depending on different factors like policies and assumptions. The researchers created a model to simulate different policy options and their outcomes, which was validated against official budget figures. The study will interest students studying economics, geography, and agriculture.