Why does the same flight ticket have two different prices?
  • Suppose you book a flight ticket to Goa.
  • Booked 3 months before, it costs Rs 5,000 .
  • Booked 1 day before, the same ticket costs Rs 8,000 .
  • 3 months before
    • Many tickets are available, so supply is high .
    • Few people are booking, so demand is low .
    • Supply is more than demand, so the price is low.
  • 1 day before
    • Many tickets are already booked, so few are left and supply is low .
    • People still want tickets, so demand is high .
    • Demand is more than supply, so the price is high.
Booking time Supply Demand Price
3 months before High Low Rs 5,000
1 day before Low High Rs 8,000
  • Prices do not change randomly. They react to what people want (demand), how much is available (supply), and more.
What will we learn in this chapter?
  • Demand and supply in detail
  • How demand and supply are related
  • How they affect price
What is the name of this chapter, and how is it related?
  • The Price Puzzle: What Drives the Market
  • The Price Puzzle - why the same ticket costs Rs 5,000 one time and Rs 8,000 another.
  • What Drives the Market - what moves prices. The answer is demand and supply.
Test yourself
1. Prices of all goods are decided by ______ and ______.
Show answer Hide answer

Demand and supply.

2. Why is a ticket booked 1 day before costlier?
Show answer Hide answer

Few tickets are left (low supply), but people still want them (high demand).

3. True or false: Prices change randomly.
Show answer Hide answer

False. They react to what people want (demand) and how much is available (supply).

📝 What Have We Learned
  • The same ticket costs less when supply is high and demand is low.
  • It costs more when supply is low and demand is high.
  • This chapter explains demand, supply and how they set prices.
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CA Maninder Singh

CA Maninder Singh is a Chartered Accountant qualified since 2010 and an educator teaching since 2006. At Teachoo, he draws on his accounting and tax experience to explain Accounts, Income Tax and GST through step-by-step lessons and practical examples.

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