You can download the PDF file for complete details and context. 1. Marginal utility concepts, diminishing marginal rate of substitution, and impacts on indifference curves and total utility. 2. Cost structures and economic integration types, such as vertical backward integration, and their effects on firms’ operations. 3. Market policies including price discrimination, cost-benefit analysis accuracy, and externalities management through government interventions. 4. Employment dynamics affected by labour productivity policies, geographical labour mobility, structural unemployment, and relative poverty indicators. 5. Macroeconomic principles such as Pareto optimality, Phillips curve, accelerator principle, and national income dynamics in response to investment and policy changes. 6. Global economic trends involving FDI relationships with GDP growth, IMF roles, trade tariffs, and conditions for attracting foreign investments in low-income economies.