This document contains economics questions of varying lengths: - Very long questions ask to define key economic concepts like national income and demand, and explain laws and theories like the law of demand and perfect competition. - Long questions ask to define terms like supply and inflation, explain concepts like the functions of central banks and cost curves, and discuss topics like static vs dynamic analysis. - Short questions provide economic terms to define briefly, such as disposable income, real wage, and devaluation. The document covers a wide range of foundational microeconomics and macroeconomics concepts through definitions, explanations, and discussions in short, long, and very long question formats.