Building Blocks in Economics: The Problem of Choice
Questions and activities
1. Why do you think people’s wants keep changing over time? How does this affect production in an economy? Why cannot all our wants be satisfied?
Answer:- People’s wants keep changing over time because human wants are unlimited and keep evolving. For example, people may want to upgrade from a bicycle to a motorbike and then to a car. This affects production in an economy because producers have to constantly change what they produce to meet new and changing wants. All our wants cannot be satisfied because resources are limited while wants are unlimited. Resources have alternative uses and are scarce.
2. ‘Human wants are unlimited and keep changing’. How do you think this constant desire for more creates pressure on the environment? Can the fulfilment of wants and the extraction of resources be balanced?
Answer:- The constant desire for more creates pressure on the environment because satisfying unlimited wants requires more extraction of natural resources like water, coal, and land. This can lead to over-use and depletion of resources.
Yes, the fulfilment of wants and extraction of resources can be balanced through efficient use of resources, sustainable practices, and better planning to avoid wastage.
3. Can you think of a resource in your region that is scarce but used wastefully? How could it be managed better?
Answer:- One common scarce resource used wastefully is water. In many regions, water is wasted through leaking taps, excessive use in irrigation, or unnecessary consumption.
It could be managed better by:
- Repairing leaks and using water-saving devices.
- Adopting efficient irrigation methods like drip irrigation.
- Creating awareness to avoid wastage.
- Proper planning and conservation to use this limited resource efficiently.
4. Which economic system—market, planned, or mixed—do you think gives people the most freedom? Which economic system is best suited for promoting innovation? Why?
Answer:-
1.Most freedom: The market economy gives people the most freedom.
Reason: In a market economy, individuals and firms can freely decide what to produce, how to produce, and for whom based on their own choices and market demand without much government interference.
2. Best suited for promoting innovation: The market economy is best suited for promoting innovation.
Reason: Due to competition, producers constantly try to improve products, introduce new technology, and find better ways to satisfy unlimited and changing wants of consumers. This encourages creativity and technological progress.
5. Critically examine why pure economic systems rarely exist in reality. Assess the limitations of such systems and justify why a mixed economy is often considered a more practical and effective approach in real-world contexts.
Answer:- Pure economic systems rarely exist in reality because most economies have features of both market and planned systems. Limitations of planned economies include restricted competition, little motivation to improve quality or innovate, and heavy government regulation. Limitations of pure market economies include insufficient focus on public welfare without government intervention. A mixed economy is more practical and effective because private individuals, enterprises, and the government coexist and compete, allowing innovation, competition, and regulation, as seen in India after 1991 reforms.
6. A student has ₹100 and must choose between buying a notebook or saving the money for buying a tennis racket later. Which economic concept best explains this situation?
a. Demand
b. Opportunity cost
c. Production
d. Inflation
Answer:- b. Opportunity cost
7. How does understanding opportunity cost improve the quality of economic decision-making?
Answer:- Understanding opportunity cost improves the quality of economic decision-making by helping individuals, enterprises, and governments evaluate the value of the next best alternative given up, leading to better allocation of scarce resources and efficient use for satisfying needs and wants.
8. Can effective economic decisions be made without reliable data? Support your answer with an example.
Answer:- No, effective economic decisions cannot be made without reliable data. For example, governments rely on the Economic Survey, which reviews the country’s economic performance and analyses various sectors to make policy decisions.
9. Analyse how a country’s present economic choices can shape its long-term future. Why is it important to consider future consequences while making economic decisions today?
Answer:- A country’s present economic choices shape its long-term future through decisions on what to produce, how to produce, and resource allocation, such as choosing sustainable crops for better soil health. It is important to consider future consequences to balance short-term gains with long-term sustainability and improve people’s quality of life.
10. Identify a news article from any newspaper of your choice about a product or commodity (such as vegetables, fruits, fuel, or electronics) where producers or companies are deciding how much to produce or supply. Write 2–3 sentences explaining the example you found and why the production decision was made.
Answer:- Producers decide how much to produce based on market demand, soil conditions, rainfall, and opportunity costs (as per the chapter examples). For instance, a farmer chooses between growing barley or wheat, or water-intensive crops like sugarcane versus millets, considering profits, resource availability, and sustainability. This decision is made to use limited resources efficiently and meet economic needs.
The Big Questions (Page 194)
1. What does economics deal with?
Answer:- Economics deals with how choices are made by optimising the use of limited resources to satisfy the needs and wants of individuals, enterprises, and governments. It explains how different economic entities—consumers, producers, governments, and financial institutions—interact in an economy. It focuses on making decisions based on data and analysis of alternatives and opportunity costs.
2. What are the key questions in economics?
Answer:- The three key questions in economics are:
- What to Produce and for Whom?
- How to Produce?
These arise due to the mismatch between unlimited wants and limited resources (scarcity).
3. How do different economic systems address these questions?
Answer:-
1. Planned Economy: A central planning authority (government) makes all major decisions on what, how, and for whom to produce. The government owns most resources and controls production through targets and regulations.
2. Market Economy: These questions are addressed mainly by the forces of demand and supply with little government intervention. Private individuals and companies own resources and decide based on market forces.
3. Mixed Economy: Combines features of both. Private individuals, enterprises, and the government play important roles. Most modern economies, including India (post-1991), are mixed economies.

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