1. Nature and Scope of Business Economics 2. Utility and Law of Diminishing Marginal Utility, 3. Demand and Law of Demand 4. Elasticity of Demand and its Measurement 5. Theory of Cost 6. Production and Factors of Production 7. Production Function 8. Law of Return : Law of Variable Proportion 9. ISO-Product Curve and its Characteristics 10. Production Decision : Optimum Cost Combination 11. Returns to Scale and Economies and Diseconomies of Scale 12. Market : Concept and Types 13. Perfect Competition (Price Determination of Equilibrium  of Firm in Perfect Competition) 14. Monopoly and Price Discrimination 15. Monopolistic Competition 16. Duopoly and Oligopoly 17. Theories of Distribution 18. Wages 19. Rent 20. Interest 21. Profit.