Week 4: Supply of Money¶
I. Concept of Money Supply¶
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Definition: The total quantity of money available in an economy at a particular point in time1.
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Nature: It is a Stock Concept (measured at a specific time, not over a period)2.
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Components: Includes physical currency (notes/coins) and liquid assets like bank deposits3.
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Sources of Generation:
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Central Bank (RBI): Issues High-Powered Money (M0) and manages supply via policy tools (interest rates, reserves)4.
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Commercial Banks: Create money through lending (creating deposits in borrower accounts)5.
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II. Measures of Money Supply (The "M"s)¶
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M0 (High-Powered Money / Monetary Base):
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Most liquid form; foundation for all other money6.
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Formula: \(H = C + R\) (Currency in Circulation + Commercial Bank Reserves)7.
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Includes excess reserves held by banks8.
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M1 (Narrow Money):
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Most liquid forms of money9.
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Includes: Currency in Circulation + Demand Deposits + Other Deposits with Central Bank 10.
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M2 (Broad Money):
- Includes M1 + Savings Deposits + Time Deposits + Small Denomination Time Deposits + Money Market Mutual Funds (MMMFs) 11.
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M3 (Even Broader Money):
- Includes M2 + Large Time Deposits + Repurchase Agreements (RPs) + Institutional MMMFs 12.
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M4 (Extended Money Supply):
- Includes M3 + Post Office Savings13.
III. Determinants of Money Supply¶
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Money Multiplier Effect:
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Explains how banks expand money supply via fractional reserve banking14.
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Formula: \(\text{Money Multiplier} = 1 / r\) (where \(r\) is the Required Reserve Ratio)15.
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Inverse Relationship: A lower reserve ratio leads to a higher money multiplier (more money creation)16.
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Example: If Reserve Ratio is 10% (0.10), the Multiplier is 1017.
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Determinant Factors:
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Public Preference: Higher preference for Bank Deposits (over cash) increases money supply; holding cash reduces it18.
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Economic Activity: Booms expand supply (more borrowing); Recessions contract it19.
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Balance of Payments: A Trade Surplus (Exports > Imports) increases supply via foreign exchange inflows20.
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IV. Financial Intermediaries¶
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Definition: Entities that mediate between savers (excess cash) and borrowers (need cash)21212121.
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Key Functions:
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Asset Storage: Safe storage of cash/metals; insured by bodies like FDIC22222222.
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Risk Distribution: Spreads lending risk across multiple borrowers to minimize default impact23.
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Economies of Scale: Lower transaction costs via bulk handling24.
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Economies of Scope: Offering specialized services to different customer types25.
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Specific Types:
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Venture Capital: Financing for startups with long-term growth potential26.
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Microfinance (MFIs): Small loans for under-served markets27.
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Lease-Financing: Lessor (owner) grants use to Lessee (user) for rent; asset returns to owner at end 28.
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Hire-Purchase: Buyer pays in installments; ownership transfers only after last payment29292929.
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V. Currency Management in India (RBI)¶
1. Authority & Legal Basis¶
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Banknotes: Reserve Bank of India (RBI) is the sole authority under Section 22 of the RBI Act30.
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Coins: Issued by Government of India under the Coinage Act, 201131.
- Note: RBI only distributes coins; the Govt mints them32.
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Design Approval: Central Government approves design/form on recommendations of the Central Board33.
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Legal Tender:
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₹1 Notes: Issued by Govt of India, are legal tender34.
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Demonetization: Pre-2016 ₹500 and ₹1000 notes ceased to be legal tender on Nov 8, 201635.
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2. Printing & Minting Infrastructure¶
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Bank Note Presses (4 Total):
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SPMCIL (Govt Owned): Located in Dewas (Central India) and Nasik (Western India)36363636.
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BRBNMPL (RBI Subsidiary): Located in Salboni (Eastern India) and Mysuru (Southern India)37373737.
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Mints (Coins): Located in Hyderabad, Kolkata, Mumbai, and Noida38.
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Small Coin Depots: For distributing coins worth less than ₹139.
3. Note Features & History¶
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First Issue: 1 Rupee Note (1949) featuring the Ashoka Pillar40.
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Highest Denomination: ₹10,000 note (printed 1938 & 1954; demonetized 1978)41.
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Material: 100% Cotton42.
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Language Panel: Displays 15 languages (excluding Hindi on center/English on reverse)43.
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Promissory Clause: "I promise to pay the bearer..." indicates RBI's liability under Section 2644444444.
4. Security Features (Identification)¶
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Intaglio (Raised) Printing: Used on ₹100 and above for the RBI seal, Gandhi portrait, and emblem (felt by touch)45.
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Color Shifting Ink: On ₹200 and ₹500 notes; numerals change from Green to Blue when tilted 46.
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Latent Image: Vertical band showing denomination, visible only when held horizontally47.
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Angular Bleed Lines: For visually impaired to identify denomination (e.g., 4 lines = ₹200; 5 lines = ₹500)48.
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MANI App: Mobile Aided Note Identifier; offline app for visually impaired to identify notes49.
5. Minimum Reserve System¶
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Adopted: 195650.
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Requirement: RBI must keep a minimum reserve of ₹200 Crores51.
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Gold Component: Minimum ₹115 Crores must be in gold52.
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Balance in foreign currency/bullion.
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