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📘 Business Economics Unit 4 – Market Structures | Complete One Shot | Delhi University (DU)

This video provides a complete, in-depth one-shot lecture on Business Economics Unit 4 (Market Structures) strictly according to the latest Delhi University syllabus. It is ideal for B.Com (Hons), B.Com (Program), DU SOL, NCWEB, and Regular students preparing for semester exams, internal assessments, and last-minute revision.

The lecture focuses on conceptual clarity, exam-oriented answers, numerical and diagram-based understanding, and managerial implications, explained in very simple language for easy retention.


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🔴 FULL SYLLABUS COVERAGE – UNIT 4: MARKET STRUCTURES

🔹 Introduction to Market Structures

• Meaning of market and market structure
• Classification of markets
• Determinants of market structure
• Importance of market structure in business decision-making

🔹 Revenue Concepts

• Total Revenue, Average Revenue, Marginal Revenue
• Relationship between AR and MR
• Shape of revenue curves under different market structures
• Managerial relevance of revenue curves

🔹 Perfect Competition

• Meaning and features of perfect competition
• Price determination mechanism
• Short run equilibrium of firm and industry
• Long run equilibrium and normal profit
• Significance of short run vs long run supply curve
• Managerial implications of perfect competition

🔹 Monopoly

• Meaning, features, and sources of monopoly power
• Monopoly equilibrium in short run and long run
• Price discrimination – meaning, conditions, and types
• Welfare effects of monopoly
• Role of regulation in monopoly markets

🔹 Monopolistic Competition

• Meaning and characteristics
• Product differentiation and selling costs
• Demand curve of the firm
• Short run and long run equilibrium
• Concept of excess capacity
• Role of advertising in business decisions
• Managerial implications of monopolistic competition

🔹 Oligopoly

• Meaning and main features of oligopoly
• Causes of oligopoly market
• Interdependence of firms
• Price rigidity and kinked demand curve
• Collusive oligopoly and cartels
• Non-collusive oligopoly

🔹 Game Theory in Oligopoly

• Introduction to game theory
• Prisoner’s Dilemma
• Nash Equilibrium
• Application of game theory in business strategy and pricing decisions


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🎯 WHO SHOULD WATCH THIS VIDEO?

✔ Delhi University B.Com & B.Com (Hons) students
✔ DU SOL & NCWEB students
✔ Students preparing for Business Economics exams
✔ Learners revising Microeconomics / Managerial Economics
✔ Students looking for one-shot revision before exams


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📌 WHY THIS ONE SHOT IS IMPORTANT?

✔ Complete coverage of Unit 4 – Market Structures
✔ Designed for 9-mark, 12-mark & long answer questions
✔ Clear explanation of diagrams and theory
✔ Focus on exam writing approach
✔ Highly useful for quick revision & concept clarity


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📝 NOTES & PDF MATERIAL

📎 Detailed notes, key points, diagrams, and exam questions are shared on my Telegram channel (link in description).


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Monopolistic Competition Explained
Game Theory Prisoners Dilemma Nash Equilibrium
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Managerial Economics Market Structure
Delhi University Economics Syllabus
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