Economics · Class 12 · Money, Banking, and Monetary Policy · Term 1

Functions of Money

Exploring money as a medium of exchange, unit of account, store of value, and standard of deferred payment.

• CBSE Learning Outcomes
• CBSE: Money and Banking - Class 12

About This Topic

Central Banking and Credit Control focuses on the Reserve Bank of India (RBI) and its role as the 'lender of last resort' and the controller of money supply. This is a high-weightage topic in the CBSE Class 12 Macroeconomics syllabus. Students learn about quantitative tools like Repo Rate, Reverse Repo Rate, and Cash Reserve Ratio (CRR), as well as qualitative tools like moral suasion and margin requirements.

This topic is essential for understanding how the government manages inflation and economic growth. For Indian students, hearing about 'Repo Rate hikes' in the news becomes meaningful when they understand how these changes affect their family's home loans or the cost of business investment. Students grasp these complex mechanisms faster through role plays where they act as the Monetary Policy Committee making tough decisions during an inflationary period.

Key Questions

1. Differentiate the four primary functions of money in a modern economy.
2. Evaluate which function of money is most critical for economic stability.
3. Analyze how inflation erodes money's function as a store of value.

Learning Objectives

• Analyze the role of money as a medium of exchange in facilitating trade and reducing transaction costs.
• Compare and contrast money's functions as a unit of account and a store of value.
• Evaluate the importance of money as a standard of deferred payment for credit and investment decisions.
• Critique how inflation impacts the effectiveness of money's store of value function.

Before You Start

Introduction to Economics: Scarcity and Choice

Why: Students need to understand the fundamental economic problem of scarcity to appreciate why a medium of exchange is necessary.

Barter System and its Limitations

Why: Understanding the inefficiencies of barter provides a strong foundation for grasping the importance of money as a medium of exchange.

Key Vocabulary

Medium of Exchange	An asset that is widely accepted as payment for goods and services, eliminating the need for barter.
Unit of Account	A measure of value that allows for the comparison of prices and the recording of debts and assets.
Store of Value	An asset that can be held over time and exchanged for goods and services in the future, retaining its purchasing power.
Standard of Deferred Payment	A measure used to settle debts and payments that are due in the future, facilitating borrowing and lending.

Watch Out for These Misconceptions

Common Misconception

The RBI lends money directly to the general public.

What to Teach Instead

The RBI is the 'Banker's Bank.' It deals with commercial banks and the government, not individuals. A role-play activity showing the hierarchy of banking helps clarify that the RBI influences the public indirectly through commercial banks.

Common Misconception

Raising the Repo Rate always helps everyone.

What to Teach Instead

While it controls inflation, it also makes loans more expensive, which can hurt small businesses and home buyers. Peer discussion on the 'trade-offs' of monetary policy helps students understand the complexity of the RBI's mandate.

Active Learning Ideas

Role Play: The RBI Monetary Policy Committee

Assign students roles as RBI governors, industrialist lobbyists, and consumer advocates. Given a scenario of high inflation in India, the 'RBI' must decide whether to raise the Repo Rate while hearing arguments from the other groups.

50 min·Whole Class

Inquiry Circle: The Money Multiplier

Using a large sheet of paper, groups track an initial deposit of ₹10,000 through three rounds of lending with a 10% LRR. They calculate the total credit creation and then repeat the process with a 20% LRR to see the impact of central bank policy.

35 min·Small Groups

Think-Pair-Share: Qualitative vs. Quantitative Tools

Students are given a list of economic problems (e.g., speculative lending in real estate vs. general inflation). They must pair up to decide which RBI tool is most appropriate for each and explain their reasoning to the class.

20 min·Pairs

Real-World Connections

• When purchasing groceries at a local Reliance Fresh or DMart, money functions as a medium of exchange, allowing immediate transaction without needing to trade goods directly.
• Homebuyers in cities like Bengaluru rely on money as a standard of deferred payment when taking out a home loan from HDFC or ICICI Bank, agreeing to repay the principal and interest over many years.
• Economists at the Reserve Bank of India analyze inflation data to assess how it erodes the store of value function of the Indian Rupee, potentially influencing monetary policy decisions.

Assessment Ideas

Quick Check

Present students with scenarios: 'A farmer sells wheat for cash.' 'A shopkeeper lists prices in rupees.' 'A person saves money for a future purchase.' 'A company takes a loan to expand.' Ask students to identify which primary function of money is demonstrated in each scenario and briefly explain why.

Discussion Prompt

Facilitate a class discussion: 'If inflation in India rose to 20% annually, which function of money would be most severely impacted and why? How might this change consumer behaviour regarding saving and spending?'

Exit Ticket

Ask students to write down one example of money acting as a unit of account in their daily lives and one example of money acting as a store of value. They should also briefly explain the difference between these two functions.

Frequently Asked Questions

What is the difference between Repo Rate and Bank Rate?

Repo Rate is the rate at which the RBI lends to commercial banks for short-term needs against collateral (securities). Bank Rate is for long-term lending without collateral. In modern Indian monetary policy, the Repo Rate is the primary tool used for signaling interest rate changes.

How does the Cash Reserve Ratio (CRR) control inflation?

When the RBI increases the CRR, commercial banks must keep a larger portion of their deposits with the RBI. This reduces the amount of money they have available to lend, decreasing the overall credit supply in the economy and helping to cool down inflation.

What are the best hands-on strategies for teaching Central Banking?

Hands-on strategies like 'Credit Creation' simulations are highly effective. By having students act as 'banks' and 'borrowers' using play money, they can physically see how a change in the reserve ratio limits or expands the total money supply, making the abstract 'Money Multiplier' formula much easier to understand.

Why is the RBI called the 'Lender of Last Resort'?

When commercial banks face a financial crisis or a sudden shortage of funds and cannot borrow from anywhere else, the RBI steps in to provide liquidity. This ensures the stability of the entire Indian banking system and prevents bank runs.