Q.(a) "Open market operations by Reserve Bank of India (RBI) help in regulating money supply in the economy." Justify the given statement with valid arguments.
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🔒 Start your 14-day free trial to unlock the full solution →Part (a)Concept understanding — Money Supply Measures
Money Supply Measures: From Pocket Money to the Whole Economy
Think about the money you actually use. You have some cash in your wallet, maybe a few coins for the bus. You might have a ₹500 note tucked away. But you also have money in your bank account — the kind you can swipe on a card or transfer through UPI. That's money too, even though you never see it as paper.
Now imagine the entire country. Every person, every shop, every company, every government office — all the money they hold in cash and in their bank accounts. That total is what economists call the money supply. It's not just the currency printed by the RBI. It's the total stock of money available in the economy at a given point in time.
Why does this matter?
The money supply affects everything: how much prices rise (inflation), how easily you can get a loan, how much the government can spend, and even the value of the rupee. The RBI controls the money supply to keep the economy stable. But to control it, you first need to measure it — and that's where the confusion begins.
The problem: Not all money is the same
A ₹100 note in your pocket is clearly money. But what about the ₹10,000 sitting in your savings account? You can't hand that to a shopkeeper as a physical note, but you can withdraw it anytime or pay via UPI. So it's almost as good as cash.
What about a fixed deposit of ₹1 lakh? You can't use it to buy lunch today — you'd have to break the deposit, which takes time and may cost you interest. So it's less "money-like" than cash, but it's still a form of stored purchasing power.
The RBI solves this by defining four measures of money supply, each broader than the last. They are called M1, M2, M3, and M4. Think of them as concentric circles: M1 is the narrowest (most liquid), M4 is the broadest (includes less liquid forms).
The four measures (as per NCERT Class 12)
M1=CU+DD
M2=M1+Savings deposits with Post Office Savings Banks
M3=M1+Net time deposits with the banking system
M4=M3+Total deposits with Post Office Savings Banks (excluding NSC)
Where:
- CU = Currency held by the public (notes + coins, excluding cash held by banks)
- DD = Net demand deposits of banks (the money in your current and savings accounts that you can withdraw on demand)
- Net time deposits = Fixed deposits, recurring deposits, etc. — money you cannot withdraw immediately without penalty
What each measure captures
M1 is the money you can spend right now — cash in hand plus money in your bank account that you can withdraw or transfer instantly. This is called narrow money. It's the most liquid.
M2 adds post office savings deposits. In India, post offices also accept savings deposits, and these are quite liquid (you can withdraw them on demand). But they're not part of the commercial banking system, so they're added separately.
M3 is the most commonly used measure for policy. It adds all time deposits (fixed deposits, etc.) to M1. This is called broad money. Why include fixed deposits? Because they can be converted into cash quickly (though with some loss of interest). They represent purchasing power that is just a step away from being spendable.
M4 adds post office deposits (excluding National Savings Certificates, which are less liquid) to M3. This is the broadest measure.
Which one do economists actually use?
In India, the RBI primarily tracks M3 for monetary policy. You'll see it in news headlines: "Money supply (M3) grew by 10% this year." M1 is also tracked for short-term liquidity analysis.
The RBI publishes these numbers every week. As of recent data (you don't need to memorise exact figures), M3 is roughly ₹200+ lakh crore — a number so large it's hard to imagine. But the growth rate is what matters for policy. …
Part (b)Concept understanding — Lender of Last Resort
Imagine you are the only person in your friend group who has a little extra pocket money saved up. One day, a friend runs short of cash to pay for an urgent bus ticket home. They come to you. You lend them the money, not because you want to earn interest, but because if you don't, they'll be stranded — and that chaos might spread to the whole group's plan. You are, in that moment, the lender of last resort.
Now scale that up to the entire banking system.
The Precise Meaning
In economics, the Lender of Last Resort (LOLR) is a central bank (like the Reserve Bank of India) that stands ready to lend money to commercial banks when no one else will. This happens during a liquidity crisis — a situation where a fundamentally sound bank runs out of cash to meet withdrawal demands, even though its assets (loans, investments) are worth more than its liabilities (deposits).
The key phrase is last resort. The central bank does not lend to banks as a routine business. It steps in only when:
- The bank cannot borrow from other banks (the interbank market has frozen).
- The bank cannot sell its assets quickly without taking a huge loss (a "fire sale").
The central bank lends against collateral — usually government securities or high-quality bonds — and charges a penalty rate (higher than the normal policy rate) to discourage banks from using this facility casually.
The Lender of Last Resort function is not about saving a bank from bankruptcy due to bad loans. It is about saving the banking system from a temporary cash shortage that could trigger a panic.
Why It Matters: The Domino Effect
Banks operate on a fractional reserve system. They keep only a small fraction of deposits as cash (say, 10%) and lend out the rest. This works fine as long as everyone doesn't demand their money at once. But if rumours spread that a bank is in trouble, depositors rush to withdraw — a bank run.
One bank run can spread to healthy banks because depositors panic. The entire payment system — cheques, digital transfers, salaries — can freeze. The economy grinds to a halt.
The central bank, by lending cash to the troubled bank, stops the panic. Depositors see that the bank can meet withdrawals. The run ends. The system stabilises.
The NCERT Class 12 Macroeconomics textbook (Chapter 3, Money and Banking) explicitly states that the central bank acts as a "lender of the last resort" to commercial banks during a crisis. It does not give a formula for this — it is a qualitative policy function, not a mathematical identity.
A Word-Picture (No Diagram Needed)
Visualise a row of dominoes. One domino (a bank) starts to wobble. If it falls, it will knock down the next, and the next. The central bank is a hand that reaches in and steadies that first domino — not by gluing it permanently, but by giving it a temporary prop (cash) until the wobble passes.
Common Misunderstanding (Avoid This)
Students often confuse Lender of Last Resort with bailout. They are different:
- LOLR: A short-term loan against good collateral. The bank is expected to repay. The central bank does not lose money. …
Part (a)
Open Market Operations (OMOs) are the RBI's buying/selling of government securities — a quantitative tool. To raise money supply the RBI buys securities, crediting bank reserves, so banks lend more, credit creation expands and money supply rises. To reduce money supply the RBI sells securities; buyers pay from deposits, reserves fall, lending shrinks and money supply falls. By directly changing reserves, OMOs regulate credit-creating capacity. …
Part (a): OMOs — the RBI buys securities to inject reserves (expand money supply) or sells them to absorb reserves (contract it), regulating banks' credit creation. Part (b): as Government's Bank and Advisor, the central bank operates government accounts, pays/receives on its behalf, manages public debt and forex, and advises on policy.
Part (a)
Open Market Operations (OMOs) are a key quantitative instrument under which the RBI intervenes in the government-securities market. By buying or selling securities it changes commercial banks' reserves, which determine how much credit they can create and hence the total money supply.
To expand money supply (e.g. in a slowdown), the RBI undertakes open-market purchases: it buys securities and pays by crediting banks' reserves → reserves rise → banks lend more → credit creation and money supply expand and interest rates fall.
To contract money supply (e.g. to curb inflation), the RBI undertakes open-market sales: it sells securities and buyers pay from bank deposits → reserves fall → banks lend less → credit and money supply contract, stabilising prices. …
Showing the 12 most recent of 64 on this concept.
- CBSE 2026Set 58/1/11 markMCQQ.‘In an economy, the currency held by the public, Net Demand Deposits with Commercial Banks and Net Time Deposits with Commercial Banks stand at ₹ 1,42,000 crore, ₹ 22,000 crore and ₹ 86,000 crore respectively. The value of Money Supply (M₁) would be ₹ __________ crore. (Choose the correct option to fill in the blank) Options : (A) 2,50,000 (B) 86,000 (C) 1,64,000 (D) 1,42,000
›Reveal solutionSolution
M₁ is the narrowest measure of money supply, defined as currency with the public plus net demand deposits with banks. Using the given data, M₁ = ₹1,42,000 + ₹22,000 = ₹1,64,000 crore.
Money supply measures are classified by liquidity — how quickly an asset can be used for transactions. The narrowest and most commonly used measure in India is M₁, which includes only the most liquid forms of money: currency held by the public (notes and coins outside the banking system) and net demand deposits with commercial banks (savings and current accounts that can be withdrawn on demand). Time deposits, like fixed deposits, are less liquid and are not part of M₁ — they belong to broader measures like M₃.
The formula for M₁ is straightforward:
M1=Currency with the public+Net demand deposits with commercial banks
Given:
- Currency held by the public = ₹1,42,000 crore
- Net demand deposits = ₹22,000 crore …
- CBSE 2026Set 58/2/11 markMCQQ.Sumit deposited ₹ 10 lakh in his savings account. The deposits made by him is a part of ________ in the M₁ measure of money supply. (Choose the correct option to fill in the blank) Options : (A) Currency held by public (B) Interbank deposits (C) Demand deposits with commercial banks (D) Term deposits with Reserve Bank of India (RBI)
›Reveal solutionSolution
The key idea is that M₁ money supply includes only the most liquid forms of money. Sumit’s ₹10 lakh in a savings account is a demand deposit with a commercial bank, so it falls under option (C).
To understand why, we need to recall how the Reserve Bank of India (RBI) defines the money supply. The narrowest measure, M₁, is designed to capture money that can be used immediately for transactions — the most liquid assets in the economy. It consists of:
- Currency held by the public (notes and coins in people’s hands, not in bank vaults)
- Demand deposits with commercial banks (deposits that can be withdrawn on demand, like savings and current accounts)
- Other deposits with the RBI (a small category, mainly deposits of financial institutions)
Now, when Sumit deposits ₹10 lakh into his savings account, that money is no longer currency in his pocket. It becomes a deposit with his commercial bank. And crucially, a savings account is a demand deposit — he can withdraw it at any time without prior notice. That’s the defining feature: demand deposits are payable on demand, unlike term deposits (fixed deposits) which have a maturity period.
Watch outA common mistake is to think that savings account deposits are “term deposits” because they earn interest. But in India, savings accounts are legally demand deposits — you can write cheques or use a debit card against them. Term deposits (fixed deposits) are a separate category and belong to M₃, not M₁.
Let’s check the options:
- (A) Currency held by public — No. Once deposited, the currency is no longer “held by the public”; it’s with the bank. …
- CBSE 2026Set MARCH1 markMCQQ.The rate at which central bank gives loans to commercial banks is(a) Market rate of interest(b) Bank rate(c) Repo rate(d) Reverse repo rate
›Reveal solutionSolution
The rate at which the central bank gives loans to commercial banks is the bank rate, so the answer is (b).
…
- CBSE 2026Set MARCH1 markMCQQ.Aggregate monetary resources are also known as(a) a) M4(b) b) M3(c) c) M2(d) d) M1
›Reveal solutionSolution
Aggregate monetary resources is the popular name for M3, so the correct option is (b) M3.
The RBI publishes four measures of money supply. M1 (narrow money) = currency with public + demand deposits + other deposits with RBI. M3 = M1 + net time deposits of commercial banks. M3 is the most widely used measure and is popularly called 'aggregate monetary resources' of the economy.
…
- CBSE 2026Set ANNUAL1 markMCQQ.Which of the following is an institution responsible for currency issue in the country? A) Central Government B) State Government C) Central Bank D) NITI Aayog
›Reveal solutionSolution
Currency is issued by the Central Bank, so the answer is C.
The central bank of a country (in India, the RBI) is the apex monetary institution and the only body legally empowered to issue currency notes, which keeps note issue uniform and under a single controlling authority. One-rupee notes and coins are technically issued by the Government of India, but the institution 'responsible for currency issue' as a whole is the central b …
- CBSE 2026Set ANNUAL1 markQ.What do you understand by money?
›Reveal solutionSolution
Money is anything generally accepted as a medium of exchange that also acts as a measure and store of value.
Money is any object or instrument that is widely accepted in exchange for goods and services and in the settlement of debts. It overcomes the problems of the barter system (such as the lack of double coincidence of wants) by acting as: a medium of exchange, a common measure/unit of value, a store of value, and a standard for deferred (future) payments. Currency notes, coins and bank deposits are the main forms of money in a modern economy. This is a co …
- CBSE 2026Set ANNUAL1 markQ.What do you mean by digital transactions?
›Reveal solutionSolution
Digital transactions are electronic, cashless payments made through channels like UPI, cards and net banking.
A digital transaction is the transfer of money carried out electronically, without the physical exchange of currency notes or coins. The payment is made and received through digital means — for example UPI, debit and credit cards, internet/net banking, NEFT/RTGS and mobile wallets — and the funds move directly between bank accounts. Such transactions make payments faster, more convenient and more transparent and are central to a 'less-cash' economy, a topic emphasised in the Cla …
- CBSE 2026Set ANNUAL1 markMCQQ.For the transaction the most liquid and easiest measure of money is –(a) M₁(b) M₂(c) M₃(d) M₄
›Reveal solutionSolution
The most liquid measure of money for transactions is M1 — option (a).
The RBI measures money supply as M1, M2, M3 and M4 in increasing order of breadth. M1 (currency with the public + demand deposits + other deposits with the RBI) is the narrowest and most liquid measure, readily usable for day-to-day transactions. Br …
- CBSE 2026Set ANNUAL1 markMCQQ.Money Multiplier is :(a) 1/CRR(b) Cash × 1/CRR(c) Cash × CRR(d) None of these(a) 1/CRR(b) Cash × 1/CRR(c) Cash × CRR(d) None of these
›Reveal solutionSolution
Money Multiplier = 1/CRR (not 'Cash × 1/CRR', which would instead give total money supply, not the multiplier itself).
In the simplest fractional-reserve banking model, if the Cash Reserve Ratio (CRR) is the fraction of deposits banks must keep as reserves, each rupee of initial (high-powered) money deposited gets lent out and re-deposited repeatedly, creating a geometric series of total deposits: Initial Deposit × (1 + (1−CRR) + (1−CRR)² + ...) = Initial Deposit × [1/CRR]. The term 1/CRR IS the Money Multiplier itself — the factor by which the initial cash/reserve base gets multiplied into the t …
- CBSE 2026Set ANNUAL1 markMCQQ.Currency with public = Rs. 570 crore Net demand deposits = Rs. 250 crore Time deposits with banks = Rs. 975 crore From the above information, the value of money supply (M1) in the economy is ________ crore.(a) Rs. 570(b) Rs. 820(c) Rs. 1,225(d) Rs. 1,795
›Reveal solutionSolution
M1 = Currency with the public + Net demand deposits with banks + Other deposits with RBI. Time deposits are excluded from M1.
The Reserve Bank of India classifies money supply into four measures (M1, M2, M3, M4) based on liquidity. M1, the most liquid measure, is defined as:
M1 = Currency with the public (C) + Net demand deposits with banks (DD) + Other deposits with RBI (OD)
Here, "other deposits with RBI" is not given (treated as zero), so:
M1 = Rs. 570 crore (currency with public) + Rs. 250 crore (net demand deposits) = Rs. 820 crore
…
- CBSE 2025Set 58/6/11 markMCQQ.Central Bank can decrease the money supply in the economy by __________. (Choose the correct option to fill in the blank) (A) lowering the cash reserve (B) increasing the bank rate (C) lowering the bank rate (D) purchase of G-Secs (Government Securities)
›Reveal solutionSolution
The Central Bank decreases the money supply by making it costlier or harder for commercial banks to lend. Increasing the bank rate does exactly that, so option (B) is correct.
To understand why, you first need to see how money supply works in a modern economy. Money isn't just the currency in your pocket — most of it is bank deposits created when banks lend. When a bank gives a loan, it credits the borrower's account, creating new deposit money. So the total money supply expands when banks lend more, and contracts when they lend less.
The Central Bank (RBI in India) controls this process through several tools. Each tool either encourages banks to lend more (increasing money supply) or discourages them from lending (decreasing money supply).
Let's examine each option:
Option (A): Lowering the cash reserve ratio (CRR)
CRR is the fraction of deposits banks must keep with the Central Bank as cash. If the RBI lowers CRR, banks have more free reserves to lend. More lending means more deposit creation — money supply increases, not decreases. So this is wrong.
Option (B): Increasing the bank rate
The bank rate is the interest rate at which the Central Bank lends to commercial banks (usually against long-term securities). When the bank rate rises, borrowing from the RBI becomes more expensive. Banks respond by borrowing less, which shrinks their reserves. With fewer reserves, they cut back on lending. Less lending means less deposit creation — money supply decreases. This is the correct answer.
Watch outA common mistake is confusing "bank rate" with "repo rate". Both are policy rates, but the bank rate is typically higher and used for longer-term borrowing. The logic, however, is the same: raising either rate makes funds costlier for banks, reducing their ability to create money.
Option (C): Lowering the bank rate …
- CBSE 2025Set ANNUAL1 markMCQQ.Which of the following statements is true? (A) Central bank is the apex bank of the country (B) The government has the ownership of central bank (C) Central bank regulates the entire banking system in the country (D) All of these
›Reveal solutionSolution
All the statements about the central bank are true, so the answer is (D) All of these.
The central bank (in India, the Reserve Bank of India) is (A) the apex bank that stands at the top of the country's monetary and banking structure; (B) it is generally owned and controlled by the government; and (C) it regulates, supervises and controls the entire banking system — issuing currency, acting as banker to banks and government, an …
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