Comprehensive Study Notes on Money and Banking Systems

Core Definitions and Functions of Money

  • Definition of Money and Banking System:

    • Money refers to the set of assets in an economy that function as a medium of exchange and are regularly accepted by individuals to purchase goods and services from other individuals.
    • The banking system coordinates the circulation, safeguarding, lending, and creation of these monetary assets.

  • The Four Primary Functions of Money:

    • Medium of Exchange:
    • An item that buyers provide to sellers when acquiring goods and services.
    • Defined as anything readily acceptable as payment for financial obligations and commercial transactions.
    • Replaces the barter system, eliminating the necessity for a double coincidence of wants and allowing goods and services to flow efficiently through the economy.
    • Unit of Account:
    • The universal yardstick and standard measurement used by economic agents to post prices and record debts.
    • Enables diverse economic values to be measured, aggregated, and balanced according to standardized accounting units.
    • Store of Value:
    • An asset that allows individuals to transfer purchasing power from the present to the future.
    • Serves as a durable store of wealth, replacing perishable commodities historically utilized for saving.
    • Tool for Standard of Deferred Payment:
    • The price stability of money facilitates credit arrangements and deferred transactions.
    • Allows individuals to acquire goods or services on credit in the present and settle liabilities at a specified future date.

Types and Classifications of Money

  • Commodity Money:

    • Takes the form of a physical commodity possessing intrinsic (true) value.
    • Possesses value in use independent of its monetary function.
    • Examples include gold and silver.

  • Fiat Money:

    • Money that circulates and functions as a legal means of payment solely by government decree or legal mandate.
    • Does not possess intrinsic value and is not backed by underlying physical commodity reserves.
    • While historical currencies were tied to physical commodities such as gold or silver, fiat money relies completely on public faith, trust, and acceptance.
    • Examples include government-issued coins and paper currency.

Demand for Money and Liquidity Preference Theory

  • Determinants of Money Demand:

    • The demand for money is governed by macroeconomic factors, including aggregate income levels, prevailing interest rates, inflation rates, and uncertainty regarding future economic conditions.
    • The rationale for holding liquid money instead of alternative interest-yielding assets is justified by the Liquidity Preference Theory.

  • The Three Motives for Holding Money:

    • Transaction Motive:
    • Arises from the necessity of using money as a medium of exchange to settle everyday transactions.
    • The total number of transactions in an economy expands over time as aggregate income expands.
    • Consequently, as national income or Gross Domestic Product (GDP) rises, the transaction demand for money increases.
    • Precautionary Motive:
    • Individuals demand and hold money as a safeguard against unforeseen future contingencies and emergencies.
    • Unanticipated expenses, such as unexpected medical costs or vehicle repair bills, require immediate cash payment.
    • The higher the level of income, the higher the total amount of money held for precautionary purposes.
    • Speculative Motive:
    • Arises when holding liquid cash is perceived to carry less risk than lending capital or investing in alternative financial assets.
    • Driven by market expectations concerning future interest rates and inflation:
      • Expectations of Rising Interest Rates: If market interest rates are projected to increase, the opportunity cost of holding non-interest-bearing cash rises. Consequently, individuals deposit funds into banks, diminishing the speculative demand for cash.
      • Expectations of Higher Inflation: Anticipated inflation signals an impending depreciation in the purchasing power of money, reducing the incentive to hold cash and diminishing speculative money demand.

Structure of the Financial System and Banking Institutions

Structure of the Financial System

  • Organizational Structure of the Financial System:

    • Financial Institutions:
    • Banking System:
      • Bank Negara Malaysia (Central Bank).
      • Banking Institutions: Commercial Banks, Finance Companies, Merchant Banks, and Islamic Banks.
      • Others: Discount Houses and Representative offices of foreign Banks.
    • Non-Bank Financial Intermediaries:
      • Provider & Pension Funds.
      • Insurance Companies (including Takaful operators).
      • Development Finance Institutions.
      • Saving Institutions: National Saving Banks and Co-operative societies.
      • Others: Unit Trusts, Pilgrims Fund Board, Housing Credit Institutions, Cagamas Berhad, Credit Guarantee Corporation, Leasing Companies, Factoring Companies, and Venture Capital Companies.
    • Financial Markets:
    • Money & Foreign Exchange Market: Money market and Foreign exchange Market.
    • Capital Market: Equity Market and Bond Market (comprising Public Debt Securities and Private debt Securities).
    • Derivatives Market: Commodity Futures, KLSE CI Futures, and KLIBOR Futures.
    • Offshore Market: Labuan International Offshore Financial Center (IOFC).

  • Characteristics and Classifications of Banking Institutions:

    • Central Bank:
    • Description: A distinct regulatory entity controlled directly by the national government.
    • Functions: Formulates and conducts monetary policy; maintains macroeconomic financial stability.
    • Example: Bank Negara Malaysia.
    • Commercial Banks:
    • Description: Privately owned, profit-seeking banking corporations that deal directly with individual consumers and corporate businesses; operate both conventional and Islamic banking frameworks.
    • Functions: Accept customer deposits and disburse business and consumer loans.
    • Examples: CIMB, Maybank, RHB.
    • Investment Banks:
    • Description: Privately owned institutions dealing with governments and Multinational Corporations (MNCs).
    • Functions: Manage institutional investment funds and client portfolios; raise capital for businesses via Initial Public Offerings (IPOs).
    • Examples: CIMB Investment, Maybank Investment, KAF Investment, Kenanga Investment.
    • Merchant Banks:
    • Description: Privately owned financial institutions operating primarily with Multinational Corporations (MNCs).
    • Functions: Coordinate international corporate purchases, facilitate trade financing, and provide underwriting services.
    • Examples: Affin Merchant, AMMerchant, Public Merchant.

Monetary Aggregates and Measures of the Money Supply

  • Liquidity Spectrum:

    • Measures of the money supply are categorized by liquidity, which is the speed and ease with which an asset can be converted into cash.
    • The aggregate M1M_1 represents the most liquid measure, whereas M4M_4 represents the least liquid measure.

  • Narrow Money (M1M_1):

    • Represents currency in active circulation and highly liquid checking accounts.
    • Consists of physical currency (paper banknotes and metallic coins withdrawn and circulating in the market) and checkable deposits (current account balances maintained at commercial banks that can be withdrawn or transferred via cheques).
    • Mathematical formula:

M1=Currency+Chequeable DepositsM_1 = \text{Currency} + \text{Chequeable Deposits}

  • Current Money (M2M_2):
    • Broadens M1M_1 by incorporating quasi-money (near-money) deposits.
    • Quasi-money includes savings deposits in commercial banks, fixed deposits in commercial banks, Negotiable Certificates of Deposit (NCD), foreign currency deposits held in commercial banks, Repurchase Agreements (Repos), and Bank Negara Malaysia (BNM) certificates.
    • Mathematical formula:

M2=M1+Quasi DepositsM_2 = M_1 + \text{Quasi Deposits}

  • Broad Money (M3M_3):
    • Encompasses M2M_2 combined with savings and fixed deposits placed with other financial institutions.
    • Captures savings deposits and fixed deposits held in merchant (investment) banks, finance companies, and discount houses.
    • Mathematical formula:

M3=M2+Savings and Fixed DepositsM_3 = M_2 + \text{Savings and Fixed Deposits}

  • Very Broad Money (M4M_4):
    • Comprises M3M_3 plus cashable assets.
    • Cashable assets consist of private sector deposits lodged with non-bank financial intermediaries, including short-term Treasury Bills (T-Bills) and Malaysian Government Securities (MGS).
    • Mathematical formula:

M4=M3+Cashable AssetsM_4 = M_3 + \text{Cashable Assets}

Fractional-Reserve Banking and Money Creation

  • Principles of Fractional-Reserve Banking:

    • Commercial banks influence the quantity of demand deposits and the overall money supply through lending operations.
    • Reserves: Customer deposits that banks have received but have not extended as loans.
    • Fractional-Reserve Banking System: An institutional framework in which commercial banks hold only a fraction of received deposits as reserves and lend out the remainder.
    • Reserve Ratio (RR): The fraction or percentage of total deposits that commercial banks are required or choose to maintain as reserves.

  • Balance Sheet Dynamics:

    • Customer deposits are recorded as bank liabilities (debts owed back to depositors).
    • Reserves and issued loans are recorded as bank assets.

  • Money Creation Mechanics via T-Accounts:

    • Assuming an economy-wide reserve ratio of 10%10\%
    • First National Bank:
    • Initial cash deposit received: $100.00\$100.00
    • Required reserves retained (10%10\% of $100.00\$100.00): $10.00\$10.00
    • New loan issued from excess reserves (90%90\% of $100.00\$100.00): $90.00\$90.00
    • Balance sheet totals: Total Assets = $100.00\$100.00 (Reserves: $10.00\$10.00, Loans: $90.00\$90.00); Total Liabilities = $100.00\$100.00 (Deposits: $100.00\$100.00).
    • Second National Bank:
    • The borrower spends the $90.00\$90.00 loan, which is subsequently deposited by the recipient into Second National Bank.
    • New deposit received: $90.00\$90.00
    • Required reserves retained (10%10\% of $90.00\$90.00): $9.00\$9.00
    • New loan issued from excess reserves (90%90\% of $90.00\$90.00): $81.00\$81.00
    • Balance sheet totals: Total Assets = $90.00\$90.00 (Reserves: $9.00\$9.00, Loans: $81.00\$81.00); Total Liabilities = $90.00\$90.00 (Deposits: $90.00\$90.00).
    • Cumulative Money Supply Expansion:
    • Through two successive rounds of deposit and lending, the total money supply expands beyond the initial monetary base:

Money Supply=$100.00+$90.00=$190.00\text{Money Supply} = \$100.00 + \$90.00 = \$190.00

  • The Money Multiplier:
    • Defined as the total amount of money generated by the commercial banking system from each dollar of reserves.
    • Mathematically defined as the reciprocal of the reserve ratio:

M=1RM = \frac{1}{R}

  • Worked calculation: If the reserve requirement ratio is set at R=20%R = 20\%

M=10.20=5M = \frac{1}{0.20} = 5

  • In this scenario, every dollar held in reserves generates up to $5.00\$5.00 of total money supply.

Bank Assets

  • Classification of Commercial Bank Assets:

    • Commercial banks distribute their financial holdings across four main categories of assets: reserves, liquid assets, securities, and loans.

  • Reserves:

    • Composed of physical cash stored directly within bank vaults plus reserve account balances held on deposit at the Central Bank.
    • Central Banks mandate that all commercial banks and financial institutions maintain a mandatory minimum percentage of deposits as reserves, designated as the Required Reserve Ratio (RRRRRR) or Statutory Reserve Requirement (SRRSRR).
    • Banks may maintain desired reserves above the required threshold, especially when the cost of borrowing reserves in interbank markets is high.

  • Liquid Assets:

    • Short-term, highly tradeable financial instruments, primarily short-term Treasury bills (T-bills) and overnight loans extended to other banking institutions.
    • When banks possess surplus reserves, they lend them to liquidity-deficient institutions in the interbank loans market.
    • The interest rate charged on interbank overnight transactions is designated as the Overnight Policy Rate (OPROPR).
    • The Central Bank executes national monetary policy objectives by adjusting the target level of the OPROPR.
    • The OPROPR directly influences the Base Lending Rate (BLRBLR), which is the standard reference interest rate commercial banks charge consumers on retail loans; an increase in the OPROPR leads to a proportional increase in the BLRBLR.

  • Securities:

    • Financial bonds issued by the government and corporate organizations.
    • Yield a moderate interest rate for the bank while offering high market liquidity, allowing rapid sale if immediate cash is required.

  • Loans:

    • Credit and funding disbursed by commercial banks to businesses and private individuals, including outstanding balances on revolving credit cards.
    • Yield the highest interest rates among all bank assets, but carry elevated credit default risk and cannot be recalled before their agreed maturity dates.

Interest Rates and Fisher Equation Dynamics

  • Definition and Economic Function of Interest:

    • Interest is the fee paid by a borrower to a lender for the right to use financial capital.
    • The interest rate is the percentage of the principal balance charged by the lender for the use of the funds.
    • When consumers deposit funds into a commercial bank, the bank utilizes those deposits to extend credit facilities to other borrowers; in exchange for access to the depositor's money, the bank pays interest to the depositor.

  • Interest Calculation Methodology:

    • Formula for total balance due after one year:

Total Due=Principal×(1+r)t\text{Total Due} = \text{Principal} \times (1 + r)^t

  • Formula for total interest due:

Interest Due=Total Due−Principal\text{Interest Due} = \text{Total Due} - \text{Principal}

  • Worked calculation example: For a loan of $10,000\$10,000 borrowed at an interest rate of 8%8\% annually for a duration of t=1t = 1 year:

\text{Total Due} = \10,000 \times (1.08)^1 = \10,80010,800

Interest Due=$10,800−$10,000=$800\text{Interest Due} = \$10,800 - \$10,000 = \$800

  • Three Economic Rationales for Charging Interest:

    • Opportunity Cost of Consumption: When individuals lend funds, they forfeit the immediate use of that capital to finance their own purchases; interest payments compensate for this delay in consumption.
    • Default Risk Compensation: Borrowers may default on credit obligations, resulting in principal losses for the lender; higher default risk commands higher interest rates to offset potential losses.
    • Inflation Premium: Over the duration of a loan, inflation erodes the real purchasing power of the currency; interest payments ensure the nominal balance expands sufficiently to preserve real capital value.

  • Nominal versus Real Interest Rates:

    • Nominal Interest Rate: The stated, contracted interest rate agreed upon when a loan is originated, unadjusted for inflation.
    • Real Interest Rate: The interest rate adjusted for inflation, measuring the true change in purchasing power gained by the lender.
    • Mathematical formula:

Real Interest Rate=Nominal Interest Rate−Inflation Rate\text{Real Interest Rate} = \text{Nominal Interest Rate} - \text{Inflation Rate}

  • Worked calculation example: If the nominal interest rate is 8%8\% and the prevailing inflation rate is 5%5\%

Real Interest Rate=8%−5%=3%\text{Real Interest Rate} = 8\% - 5\% = 3\%

  • The net real return of 3%3\% provides actual compensation for default risk and deferred consumption.
  • Lenders set nominal interest rates above expected inflation to secure positive real returns on capital.