Introductory Microeconomics

Class XII · Classroom presentation decks · all five chapters complete

Chapter 1
Introduction

Scarcity, choice and opportunity cost · the three central problems · the production possibility frontier · market, planned and mixed economies · positive vs normative · micro vs macro.

≈ 40 slides · 2–3 periods · 8 in-class questions + all NCERT exercises
Chapter 2
Theory of Consumer Behaviour

Utility, TU and MU, the Law of DMU · indifference curves and MRS · the budget set and budget line · consumer's optimum · the demand curve, normal and inferior goods, substitutes and complements · market demand · elasticity of demand and expenditure.

≈ 55 slides · 6–8 periods · 10 in-class questions + NCERT exercises
Chapter 3
Production and Costs

Production function and isoquants · short run and long run · TP, AP and MP · the law of variable proportions · returns to scale · TFC, TVC, TC · AFC, AVC, SAC, SMC · long-run cost curves.

≈ 41 slides · 5–6 periods · 6 challenge questions + NCERT exercises
Chapter 4
The Theory of the Firm under Perfect Competition

Perfect competition and price taking · TR, AR and MR · the three conditions for profit maximisation · the firm's supply curve · shut-down and break-even points · unit tax · market supply · price elasticity of supply.

≈ 34 slides · 4–5 periods · 6 challenge questions + NCERT exercises
Chapter 5
Market Equilibrium

Equilibrium, excess demand and excess supply · the Invisible Hand · shifts in demand and supply, and simultaneous shifts · wage determination in the labour market · free entry and exit · price ceiling and price floor.

≈ 26 slides · 4–5 periods · 5 challenge questions + NCERT exercises
Using these decks in class