This economics report provides a comprehensive analysis of key macroeconomic concepts. It begins by defining inflation, differentiating between demand-pull and cost-push inflation, and explaining the role of monetary and fiscal policies in controlling it. The report then delves into international trade, discussing restrictive trade practices such as tariffs and quotas, and exploring the arguments for and against such restrictions, with the U.S.-China trade war as a case study. Finally, the report examines fiscal policies in detail, explaining expansionary and contractionary measures, their impact on the economy, and illustrating these concepts using the AS-AD model. The report uses graphs and figures to explain the concepts. It also provides various references to support the arguments and analysis. The report provides a clear understanding of the concepts covered.