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Financial Institutions and Markets: Banks, Money Market and Foreign Exchange

ICAN Foundation, Business Environment. Syllabus area 4.7

16 min read · Updated 5 November 2026

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Money does not move itself from people who have more than they need to people who need more than they have. Financial institutions do the moving. They take in savings, lend them out, insure against loss, manage pensions and run the markets in which money, shares and foreign currency are traded.

Without them, a business could not borrow to expand, an employee could not save for retirement, and an importer could not pay a supplier abroad.

The Institute of Chartered Accountants of Nigeria (ICAN) syllabus asks you to identify and explain the types of financial institution. This topic covers the central bank, commercial and universal banks, development banks, the other institutions, the money and capital markets and the foreign exchange market, with Nigerian examples throughout.

In 30 seconds

Financial institutions channel funds from sectors with a surplus to sectors with a shortage. They are banking institutions, which are the central bank, development banks and commercial and merchant banks, or non-banking institutions, such as discount houses, finance companies, insurance companies and pension fund administrators. The money market deals in short-term funds and the capital market in medium- and long-term funds.

The foreign exchange market sets the price of the naira against other currencies, and Nigeria has moved from tight control to a market-based system.

What financial institutions do

Financial institutions are the main channels through which funds flow from sectors with surplus funds to sectors with too little, so that resources are used well and the economy can grow. They fall into two groups.

GroupMembers
Banking institutionsThe central bank, development banks, and commercial and merchant banks
Non-banking institutionsDiscount houses, building societies, insurance companies, equipment leasing companies, hire-purchase companies, finance companies and pension fund administrators

The central bank

The central bank is the highest authority in a country’s banking and monetary system. It is owned by the government but is usually run independently by a board whose members the government appoints. The Central Bank of Nigeria (CBN) is one of the earliest in West Africa.

Traditional functions

FunctionWhat the bank does
Currency issue and distributionIt alone may print notes and coins. This monopoly lets it control the money supply and prevent inflation
Banker to banksCommercial banks keep cash reserves with it and settle balances through its clearing house. It is the lender of last resort, lending to banks or discounting their bills when they are short of funds
Banker to the governmentIt keeps government accounts, collects payments due to government, borrows on its behalf by issuing treasury bills, certificates and development stocks, and manages domestic and foreign debt
Promoting monetary stabilityIt controls the money supply with reserve requirements, the discount rate and open market operations
Foreign exchange managementIt acquires, allocates and monitors scarce foreign exchange and keeps the foreign reserves
Supervising financial institutionsIt is legally empowered to oversee their operations so that policy works

Developmental functions

  • Developing financial markets by starting initiatives to raise short- and long-term funds.
  • Developing financial institutions, supporting finance houses and development banks such as the Bank of Industry and the Nigeria Agricultural Co-operative and Rural Development Bank.
  • Developing human capital, for example through the Chartered Institute of Bankers of Nigeria and the Financial Institutions Training Centre.
  • Creating special plans and funds for small and medium enterprises, exports and agriculture, such as the Small and Medium Industries Equity Investment Scheme and the Agricultural Credit Guarantee Scheme Fund.
  • Providing data on financial indicators for research.

Commercial and universal banking

Universal banking lets a deposit-taking institution offer a wide range of financial services and, in its widest sense, own and manage non-financial businesses. It removes the barriers between the money, capital and insurance markets so that one institution can provide integrated services. There is no single agreed definition, and the practice differs from country to country.

Commercial banks are profit-making businesses and also financial intermediaries through which the authorities distribute money in the economy.

FunctionWhat it involves
Accepting depositsDemand, savings and time deposits, through current, savings and fixed deposit accounts
Granting loans and advancesLending at higher rates than the bank pays on deposits. Short-term credit takes the form of loans and overdrafts. Loan syndication shares a big project among banks
Acting as payment agentsCustomers pay by current account, direct debit and standing order
Creating demandLending out deposits raises the purchasing power of the economy
International trade servicesOpening letters of credit for importers and discounting bills of exchange for exporters
Brokerage servicesBuying and selling shares for customers
Foreign exchange servicesActing between customers and the central bank or approved dealers, and issuing traveller’s cheques
Safe custodyStoring valuables such as share certificates, certificates of occupancy and insurance policies
Equipment leasingLending to businesses to buy fixed assets and repay in instalments
Merits of universal and commercial bankingDemerits
Long-term funding for business and industry stimulates growthMore connected lending skews credit between activities and borrowers
Economies of scale and scope raise efficiencyGreater concentration of economic and political power
More competition, as banks enter many sectorsConflicts of interest when a bank takes on more than it can handle

Development banks

Development banks, or development finance institutions, are set up to promote growth in particular sectors such as industry, agriculture, rural areas, urban areas and housing. In low-income countries their roles include:

  • giving medium- and long-term loans for investment in manufacturing, commerce and agriculture;
  • identifying, promoting and developing profitable private-sector projects, with managerial, technical and financial advice;
  • investing directly in mining, housing and agriculture;
  • monitoring the projects they fund;
  • researching the economy’s needs and advising government on policy;
  • building entrepreneurship and giving take-off loans;
  • channelling foreign investible capital into the local economy; and
  • attracting foreign direct investment by bringing in investors as technical and management partners.

Nigerian examples are the Nigeria Agricultural Co-operative and Rural Development Bank, the Bank of Industry and the Urban Development Bank.

Other financial institutions

InstitutionWhat it does
Finance companiesShort-term non-bank intermediaries. They raise funds from the public and offer debt factoring, leasing, hire purchase, project financing and local purchase order financing, and give corporate finance advice
Discount housesIntermediate between the central bank, licensed banks and other institutions. They mobilise funds for short-term securities by discounting and rediscounting, help institutions manage idle cash by bringing surplus and deficit units together, and underwrite issues of treasury securities
Insurance companiesCollect long-term funds as premiums, which promotes saving, invest them in bonds, shares, mortgages and government securities, and pay claims to policyholders who suffer a loss
Pension fund administrators (PFAs)Private companies licensed by the Pension Commission to open and manage retirement savings accounts and invest pension funds under the Pension Reform Act 2014. A pension fund custodian holds the assets in trust, separate from the PFA’s investment role. The Commission sets limits on how much may be invested in each asset class

The money market and the capital market

PointMoney marketCapital market
Funds tradedShort-term loans and securitiesMedium- and long-term finance
InstrumentsTreasury securities, commercial paper, call money, bankers’ unit funds, bankers’ acceptancesStocks, bonds, debentures and equities
Main participantsThe central bank, commercial banks, discount housesThe stock exchange, issuing houses and stockbrokers
PurposeTurns savings into investment, and makes financial assets safer and more liquidRaises new capital and trades securities already issued

An example from the money market. A company issues commercial paper with a face value of ₦100 million, due in 90 days, and sells it for ₦97.5 million. It receives ₦97.5 million now and pays ₦100 million at maturity. The ₦2.5 million discount is its cost of borrowing, which is 2.56% for 90 days (2.5 ÷ 97.5), or about 10.4% a year (2.56% × 365 ÷ 90).

The foreign exchange market in Nigeria

Foreign exchange management in Nigeria has moved from tight control to a market-based system.

PeriodRegime
Before 1986Tight control. The central bank and the Ministry of Finance allocated foreign exchange, importers and exporters needed licences, and imports were monitored under the Comprehensive Import Supervision Scheme
1986 to 2002Liberalisation under the Structural Adjustment Programme, with the Second-tier Foreign Exchange Market and later the Inter-Bank Foreign Exchange Market, using daily two-way quotes
2002 to 2015Auction systems: the Retail and the Wholesale Dutch Auction Systems. In 2015 all transactions moved to the interbank market with central bank intervention as needed
2016 to 2022A managed floating regime after oil revenue fell, with special windows such as the Investors’ and Exporters’ window
From 14 June 2023A ‘willing buyer, willing seller’ approach. Segments were abolished and the market became the Nigerian Foreign Exchange Market, with a central counterparty clearing trades and order-based two-way quotes restored. Deposit money banks handle qualifying transactions, including those for school fees, travel allowances and small businesses

Worked example: matching the need to the institution

Scenario. Name the institution or market that best meets each need:

  • (a) a manufacturer needs a ten-year loan to build a plant
  • (b) an employee wants to save for retirement
  • (c) a bank is short of cash overnight
  • (d) a firm needs 90-day finance
  • (e) an importer needs a letter of credit
NeedBest matchWhy
(a)A development bank, or the capital marketMedium- and long-term finance for industry
(b)A pension fund administratorIt manages retirement savings under the Pension Reform Act 2014
(c)The central bank, as lender of last resortIt lends to or discounts the bills of banks short of funds
(d)The money market, for example commercial paperShort-term finance is raised there
(e)A commercial bankIt opens letters of credit for importers

Financial institutions in more detail

How banks create credit: a worked example

Banks lend most of what they take in as deposits and keep a fraction as reserves. Suppose a bank must keep 20% of deposits as reserves. A customer deposits ₦1,000. The bank keeps ₦200 and lends ₦800. The borrower spends it, and the seller deposits it in a bank, which keeps ₦160 and lends ₦640, and so on. In total, the original ₦1,000 can support up to 1,000 ÷ 0.20 = ₦5,000 of deposits.

The factor of 5 is the money multiplier, which is 1 divided by the reserve ratio. This is why the central bank’s control of reserve requirements affects the money supply.

The central bank as lender of last resort

If a sound bank is short of cash and cannot borrow elsewhere, the central bank lends to it or discounts its bills. The assurance prevents a run on one bank from spreading. In return the central bank supervises banks and may impose conditions.

The money market instruments explained

InstrumentWhat it is
Treasury billsShort-term government securities sold at a discount and redeemed at face value
Commercial paperAn unsecured short-term promissory note issued by a company
Call moneyVery short-term loans between banks, repayable on demand
Bankers’ acceptancesA bill accepted by a bank, which guarantees payment at maturity

Primary and secondary capital markets

In the primary market a company or government sells new securities to raise money, and the issuer receives the proceeds. In the secondary market investors trade existing securities with each other, and the issuer receives nothing, but the ability to sell makes securities more attractive in the first place. A stock exchange is a secondary market and supports the primary market.

Non-bank institutions: what each contributes

Discount houses deal in short-term securities and link banks with the central bank. Insurance companies pool risk and invest premiums long term. Pension fund administrators invest retirement savings. Finance companies provide factoring, leasing and hire purchase. Together with banks they channel savings to people and firms that need funds, spread risk and make payments possible.

Exam focus: development banks, other institutions and foreign exchange management

Development banks

Development banks, or development finance institutions, support the growth of sectors such as commerce, industry, agriculture, rural and urban development and housing. Their roles, mainly in low-income countries, are:

  1. Providing medium- and long-term loans for investment.
  2. Identifying, promoting and developing profitable private-sector projects, with managerial, technical and financial guidance.
  3. Making direct investments in sectors such as mining, housing and agriculture.
  4. Monitoring the projects they fund.
  5. Commissioning or conducting research on economic and social needs to advise government.
  6. Fostering entrepreneurship and giving take-off loans.
  7. Acting as a channel for foreign investible capital.
  8. Encouraging foreign direct investment by nominating foreign investors as technical and management partners.

Nigerian examples are the Nigerian Agricultural Cooperative and Rural Development Bank (NACRDB), the Bank of Industry (BOI) and the Urban Development Bank (UDB).

Other financial institutions

  • Finance companies are short-term, non-bank intermediaries. They raise funds from the public and offer debt factoring, equipment leasing, hire purchase, project financing and LPO financing, and give corporate finance advice.
  • Discount houses link the Central Bank, licensed banks and other institutions. They invest in short-term securities such as treasury securities, help institutions manage idle cash by bringing surplus and deficit units together, and underwrite treasury securities.
  • Insurance companies collect long-term funds from premiums, invest them in bonds, stocks, mortgages and government securities, and pay claims when a policyholder suffers a loss.
  • Pension fund administrators (PFAs) are licensed by PenCom under the Pension Reform Act 2014 to open and manage retirement savings accounts and invest pension funds. Pension fund custodians hold the assets on trust, keeping them separate from the PFA’s investment function. PenCom sets limits on how much PFAs may invest in each asset class.

Money and capital markets

The money market trades short-term funds. Participants include the Central Bank, commercial banks and discount houses, and instruments include treasury securities, commercial paper, call money and bankers’ acceptances. The capital market raises medium- and long-term funds through stocks, bonds, debentures and equities, with the stock exchange, issuing houses and stockbrokers as the main institutions.

Foreign exchange management in Nigeria

  • Before 1986: tightly controlled by the CBN and the Federal Ministry of Finance, with licences for importers and exporters.
  • 1986 to 2002: liberalisation under the Structural Adjustment Programme, with the Second-tier Foreign Exchange Market (SFEM) and later the Inter-Bank Foreign Exchange Market (IFEM).
  • 2002 to 2015: auction systems, the Retail and Wholesale Dutch Auction Systems (RDAS and WDAS). In 2015 the interbank rate system was introduced.
  • 2016 to 2022: a managed floating regime, with special windows such as the Investors’ and Exporters’ windows.
  • From 14 June 2023: a “willing buyer, willing seller” approach. Market segments were merged into the Nigerian Foreign Exchange Market (NFEM) and trades are cleared through a Central Counter Party, with two-way quotes restored.

Common mistakes in the exam

  • Calling a development bank a commercial bank. Development banks give medium- and long-term finance for particular sectors.
  • Mixing the money and capital markets. Money market funds are short-term.
  • Forgetting that the central bank is a lender of last resort and banker to the government as well as the issuer of currency.
  • Listing functions without describing what each involves.
  • Treating discount houses and finance companies as banks. They are non-bank institutions.
  • Describing the present foreign exchange system as fixed or fully controlled.

Quick revision

  • Banking institutions: central bank, development banks, commercial and merchant banks. Non-banking: discount houses, finance companies, insurance companies, pension fund administrators and others.
  • Central bank: six traditional functions and five developmental functions.
  • Commercial banks: nine functions. Universal banking has merits and demerits.
  • Development banks give medium- and long-term finance to particular sectors.
  • Money market: short term. Capital market: medium and long term.
  • Foreign exchange: controlled before 1986, liberalised after, auctions to 2015, managed float to 2022, and a willing buyer, willing seller market from June 2023.

Practice questions

These are original questions written in the style of the ICAN exam. Try each one before you open the answer.

Section A style: multiple choice

Question 1. The lender of last resort in the banking system is the:

  1. Commercial bank
  2. Central bank
  3. Discount house
  4. Insurance company
Show the answer

B. The central bank lends to banks or discounts their bills when they are short of funds.

Question 2. Which of the following is a non-banking financial institution?

  1. The Bank of Industry
  2. A discount house
  3. The central bank
  4. A merchant bank
Show the answer

B. Discount houses, finance companies, insurance companies and pension fund administrators are non-banking institutions.

Question 3. The money market deals mainly in:

  1. Long-term securities
  2. Short-term loans and securities
  3. Shares only
  4. Property
Show the answer

B. Long-term and share trading belong to the capital market.

Question 4. Pension fund administrators in Nigeria are licensed by:

  1. The Central Bank of Nigeria
  2. The Pension Commission
  3. The Nigeria Revenue Service
  4. The Nigerian Exchange
Show the answer

B. The Pension Commission licenses them and sets investment limits.

Question 5. In June 2023 the central bank unified the foreign exchange market using:

  1. A fixed exchange rate
  2. A ‘willing buyer, willing seller’ approach
  3. The Retail Dutch Auction System
  4. The Second-tier Foreign Exchange Market
Show the answer

B. The market became the Nigerian Foreign Exchange Market. The other options belong to earlier periods.

Question 6. A function of a development bank is to:

  1. Print currency
  2. Provide medium- and long-term loans for investment
  3. Accept only current account deposits
  4. Set the interest rate for the economy
Show the answer

B. Printing currency and setting policy are central bank roles.

Question 7. If the reserve ratio is 10%, a deposit of ₦500 can support total deposits of up to:

  1. ₦500
  2. ₦5,000
  3. ₦1,000
  4. ₦50
Show the answer

B. The multiplier is 1 ÷ 0.10 = 10.

Question 8. A new issue of shares is sold in the:

  1. Secondary market
  2. Primary market
  3. Money market
  4. Foreign exchange market
Show the answer

B. The issuer receives the proceeds.

Question 9. An unsecured short-term promissory note issued by a company is:

  1. Treasury bill
  2. Commercial paper
  3. Debenture
  4. Share
Show the answer

B. Commercial paper is raised in the money market.

Question 10. The lender of last resort is the:

  1. Commercial bank
  2. Discount house
  3. Central bank
  4. Insurance company
Show the answer

C. It supports banks short of cash.

Section B style: written questions

Question 11 (10 marks). Explain five traditional functions of a central bank.

Show the marking guide

Award 2 marks for each function: 1 for naming it and 1 for explaining it. Any five of: currency issue and distribution; banker to banks and lender of last resort; banker to the government; promotion of monetary stability; foreign exchange management; supervision of financial institutions.

Question 12 (20 marks).

(a) Explain four functions of commercial banks. (8 marks)

(b) Distinguish between the money market and the capital market. (6 marks)

(c) Explain two roles of development banks and name two Nigerian examples. (6 marks)

Show the marking guide

(a) 8 marks, 2 each. Any four of: accepting deposits; granting loans and advances; acting as payment agents; creating demand; international trade services; brokerage; foreign exchange services; safe custody; equipment leasing.

(b) 6 marks, 2 each. Funds traded: short term against medium and long term. Instruments: treasury securities and commercial paper against stocks and bonds. Participants: central bank, banks and discount houses against the stock exchange, issuing houses and stockbrokers.

(c) 6 marks. Two roles, 2 marks each, such as giving medium- and long-term loans and advising private-sector projects. Two examples, 1 mark each: the Bank of Industry, the Nigeria Agricultural Co-operative and Rural Development Bank, the Urban Development Bank.

A further written question

Question 13 (10 marks). Explain the role of the money market and name its main instruments.

Model answers

Show the model answer to Question 11

Five traditional functions of a central bank. Currency issue and distribution: only the central bank may print notes and coins, which lets it control the money supply. Banker to banks and lender of last resort: banks keep reserves with it and settle balances through it, and it lends to banks short of funds. Banker to the government: it keeps government accounts, borrows on its behalf and manages debt.

Promoting monetary stability: it controls money supply with reserve requirements, the discount rate and open market operations. Foreign exchange management: it allocates and monitors foreign exchange and keeps the foreign reserves.

Show the model answer to Question 12

(a) Four functions of commercial banks. Accepting deposits: through current, savings and fixed deposit accounts. Granting loans and advances: lending at higher rates than the bank pays on deposits, through loans and overdrafts. Acting as payment agents: customers pay by cheque, transfer, direct debit and standing order. International trade services: opening letters of credit for importers and discounting bills for exporters. Others include safe custody, foreign exchange services and equipment leasing.

(b) Money market and capital market. The money market deals in short-term loans and securities, such as treasury bills and commercial paper, with banks, discount houses and the central bank as main participants. The capital market deals in medium- and long-term finance, such as shares and bonds, with the stock exchange, issuing houses and stockbrokers as main participants. The money market makes assets liquid and safe. The capital market raises new capital and trades securities already issued.

(c) Development banks. Two roles: giving medium- and long-term loans for investment in industry, agriculture and commerce, which commercial banks rarely give; and identifying and advising on profitable private projects. Nigerian examples: the Bank of Industry and the Nigeria Agricultural Co-operative and Rural Development Bank.

Show the model answer to Question 13

The money market is where short-term funds are borrowed and lent, usually for up to a year. It lets banks, companies and government manage their liquidity: those with surplus cash lend it, and those short of cash borrow. Its main instruments are treasury bills, short-term government securities issued at a discount; commercial paper, unsecured short-term notes issued by companies; call money, very short loans between banks; and bankers’ acceptances.

The main participants are the central bank, commercial banks and discount houses. The market turns short-term savings into investment, makes financial assets more liquid and safe, and is the channel through which the central bank carries out monetary policy, for example through open market operations.

Pathfinder on financial institutions and markets

These are the ICAN Pathfinder questions that test this topic. ICAN owns the questions and the suggested solutions, so we point you to them and do not copy them. Open your Pathfinder, attempt each question under exam conditions, then check your answer against the notes above.

May Diet, 2024: Question 2 (20 marks)

From the earlier Business, Management and Finance paper. Part (c) asks for examples of Nigerian bond markets hosted by the Nigerian Exchange. Revise the capital market section.

Revise first: The money market and the capital market

November Diet, 2021: Question 1 (20 marks)

From the earlier Business, Management and Finance paper. Part (b) asks about commercial paper, a money market instrument. Revise the money market and the commercial paper example.

Revise first: The money market and the capital market

May Diet, 2021: Question 1 (20 marks)

From the earlier Business, Management and Finance paper. Part (b) asks about the effects of a fall in a currency’s exchange value. Revise the foreign exchange market.

Revise first: The foreign exchange market in Nigeria

Section A of each diet (multiple choice)

Multiple-choice questions can test central bank functions, types of financial institution and the money and capital markets. Check Section A of every diet you practise for items on these points.

Revise first: Exam focus: development banks, other institutions and foreign exchange management

Source: ICAN Pathfinder, Business Environment. Diets covered: May Diet, 2021 to May Diet, 2026. November Diet, 2024 is not yet mapped.

Spotted a mistake? Tell us and we will check it.

Where this fits

See every past question on Business Environment and the topic each one tests in the Pathfinder question finder.

After it, move on to Financial Accounting.

All Business Environment topics

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  1. Types of business organisation (i): sole proprietors, partnerships and LLPs01
  2. Types of business organisation (ii): companies, NGOs, cooperatives and joint ventures02
  3. Business functions, economic activities and the importance of business03
  4. Organisational structure (i): types of structure04
  5. Organisational structure (ii): authority, delegation and control05
  6. Committees, the board and directors06
  7. The business and its stakeholders07
  8. SWOT analysis and environmental scanning08
  9. The finance function09
  10. Internal control and internal audit10
  11. Ethics and corporate social responsibility11
  12. Management and leadership12
  13. Management theories: scientific, administrative and human relations13
  14. Organisational culture, behaviour, and formal and informal organisation14
  15. Groups, conflict and motivation15
  16. Communication in business16
  17. Digital communication17
  18. Technology business models, project management, emotional intelligence and social thinking18
  19. Introduction to economics19
  20. Demand and supply20
  21. Costs, revenue and profit21
  22. Market structures and price controls22
  23. Market failure, externalities and government intervention23
  24. National income accounting24
  25. Financial institutions and markets25 here
  26. Monetary and fiscal policy26
  27. Inflation and unemployment27
  28. Economic growth and development28
  29. Business uses of IT, big data and data analytics29
  30. Cybersecurity30
  31. E-commerce and e-business31
  32. Technology, globalisation and fintech32
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