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Corporate failure

ICAN Professional, Strategic Financial Management. Syllabus area B, business analysis

11 min read · Updated 8 November 2026

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In this part

Companies rarely fail overnight. Sales slip, the overdraft creeps up, the best managers leave and the machines grow old. Someone who reads the signs early may act in time. Two schools disagree on what the signs are. One says failure comes from financial trouble, so ratios should warn us. The other says money problems are only symptoms of deeper weaknesses in management and strategy.

This topic covers the causes of corporate failure and two views on them, quantitative prediction with ratios, Beaver’s single-ratio study, the Z score approach and Altman’s model, the H score, qualitative prediction with Argenti’s A score, other indicators, how to use these models and how to avoid failure. The previous topic covered ratio analysis and strategy evaluation.

The next covers foreign exchange rates and exposure. Neither the May 2014 nor the November 2014 Pathfinder sets a stand-alone question on corporate failure.

In 30 seconds

Corporate failure is insolvency and exit from business. Two views: failure is caused by financial problems (losses, liquidity), or by non-financial causes with money problems as the result. Quantitative models use ratios. Beaver tested ratios one at a time and found cash flow to total debt the most significant, but single ratios mislead. Z score models weight several ratios, using multiple discriminant analysis (MDA).

Altman’s five-ratio model: above 2.7 safe, below 1.8 high risk, between them a grey area. Good for about two years ahead. The H score (Company Watch) ranks a company from 0 to 100; 25 or less is high risk. Qualitative: Argenti’s A score counts defects, mistakes and symptoms. Z scores show symptoms, not causes; A scores are subjective.

Other signs: falling sales and share, low profit, weak cash, no innovation, old assets, poor controls and staff leaving.

Key terms in plain English

TermWhat it means
Corporate failureA company becomes insolvent and goes out of business
Z scoreA weighted sum of key ratios that signals the risk of failure
Multiple discriminant analysisA statistical method that picks and weights the ratios that best separate failed from surviving firms
Grey areaA score range where failure is possible but not highly likely
A scoreArgenti’s score of qualitative defects, mistakes and symptoms
OvertradingExpanding sales faster than the cash and capital to support them

Syllabus check

This topic is in syllabus area B (business analysis). It covers:

  • identifying the causes of corporate failure;
  • explaining different approaches to predicting corporate failure.

CAMA 2020 and insolvency

The Companies and Allied Matters Act 2020 (CAMA 2020) is the company law of Nigeria.

SectionWhat it saysLink to this topic
s. 305A director must act in good faith in the best interests of the companyDirectors must act with care when a company is at risk of insolvency
s. 308A director must use the care, diligence and skill of a reasonably prudent directorDirectors should take early action on signs of failure to protect creditors and members
s. 377(1) and s. 378Directors prepare statements that follow IFRS and give a true and fair viewDecisions later affect reported assets, profit and cash
s. 385The directors’ report covers performance and riskMajor plans and risks are reported to shareholders

Causes: two views

After a failure, it should be possible to analyse what went wrong. Prediction tries to find companies at risk before failure, so management can act. One view says failure is caused by financial problems, such as losses or inability to pay creditors, so ratios and quantitative analysis can predict it. The other says financial problems follow from non-financial causes, so qualitative measures and judgement are needed.

Key factors separating failing from surviving firms are generally accepted to be profitability, cash flow, return on equity and dividends, gearing or debt levels, and volatility of revenue.

Ratio analysis and Beaver

A low ROCE or losses show poor performance, high gearing suggests difficulty meeting interest, and weak current and quick ratios show a liquidity risk. In the 1960s Beaver compared failed and non-failed companies one ratio at a time and found that cash flow to total debt was the most significant. The weakness: one ratio alone is not enough.

It is hard to say when a ratio is dangerous, ratios change over time, and ratios may conflict (poor liquidity but a high ROCE).

Z score models

A Z score model is a formula of weighted key ratios producing a score. It is built by multiple discriminant analysis (MDA):

  • (a) sample companies of one type and group them as failed or surviving
  • (b) gather historical data and calculate ratios
  • (c) use statistics to find the ratios that discriminate most
  • (d) weight them by significance
  • (e) set the Z score model

Models differ by industry, country and size. A score above a value is “safe”, below another value is high risk within a year or two, and between is a “grey area”.

Altman’s model

Altman was the first to use MDA, in the 1970s. The model, with X1 to X4 expressed as percentages:

Z = 0.012X1 + 0.014X2 + 0.033X3 + 0.006X4 + 0.999X5 (usually rounded to 1.0 for X5)

  • X1 = working capital ÷ total assets
  • X2 = retained earnings ÷ total assets
  • X3 = earnings before interest and tax ÷ total assets
  • X4 = market value of equity ÷ book value of total debt
  • X5 = sales ÷ total assets

Altman’s cut-offs: 2.7 or higher not at risk; below 1.8 high risk; 1.8 to 2.7 grey area. Models are good for predicting failure up to about two years ahead but not longer. An airline-specific model (AIRSCORE, 1991) was based on Altman’s.

The H score

Devised by Company Watch, an H score from 0 to 100 shows the percentage of companies with characteristics more indicative of failure. An H score of 15 means only 15% of companies look more at risk; 80 means 80% do. 25 or less is high risk. It uses seven ratios across profit management, asset management and funding management.

Qualitative models: Argenti’s A score

Z scores focus on financial performance, but poor ratios may be a symptom, not the cause. Possible real causes are poor management (inexperienced or autocratic), inability to keep key staff, ownership concentrated in a few hands, poor management information, the loss of a big client, a large increase in interest rates and a big project that fails. Argenti scored qualitative factors, especially for small and medium companies, under three headings:

  • Defects (total 45; satisfactory is 10 or less). Management: an autocratic or inexperienced chief executive (8), failure to separate chairman and chief executive (4), a passive board (2), unbalanced skills (4), a weak finance director (2), no management in depth (1), poor response to change (15). Accounting: no budgetary control (3), no cash flow planning (3), no costing system (3).
  • Mistakes (satisfactory 15): overtrading (15), excessive borrowing and high gearing (15), a failed big project (15).
  • Symptoms: worsening ratios in the two years before failure (4), creative accounting or window dressing (4), non-financial signs such as frozen salaries, postponed capital spending, falling market share and rising staff turnover (3), and terminal signs just before failure (1).

The overall pass mark is an A score of 25 or less (a defects score of 10 plus a mistakes score of 15); companies scoring higher should worry about their future.

Other indicators and avoiding failure

Failure indicators can be company-specific (poor management, reliance on one customer or supplier, a qualified audit report), general (the industry) or environmental (the economy, credit availability). Common reasons: poor business planning, poor financial planning (cash flow, too little start-up capital), poor marketing and poor management. Signs include:

  • declining sales and market share, worse in a declining market;
  • low or falling profit;
  • worsening cash flow, an overdraft near its limit and loans falling due;
  • a lack of innovation;
  • old non-current assets not replaced;
  • weak internal controls;
  • loss of key employees, often the first to see the problem.

Ross and Kami’s “Ten Commandments”:

  • have a strategy and controls
  • involve the board
  • avoid one-man rule
  • have management in depth
  • stay informed of change
  • the customer is king
  • do not misuse computers
  • do not manipulate accounts
  • organise to meet employees’ needs

Using the models

A model is useful only before failure, to judge how serious the risk is (the score) and what the causes are. Z scores identify symptoms but not causes. A scores rely on subjective judgement. A company may not know it is at risk and so not commission an analysis.

The rules in more depth

Why several ratios beat one

One ratio can mislead or conflict with others. A weighted set uses more information.

Why models are limited to about two years

Ratios and conditions change, so predictive power fades.

Why models differ by industry and country

Capital structures and norms differ, so the best ratios and weights differ too.

Why the cause matters

Fixing a symptom (cash) without the cause (a weak board or a failed strategy) will not save the firm.

Effect on analysis

Combine both approaches: score the ratios and ask what the real causes are.

Worked examples

Example 1: a safe score. A company has X1 = 10%, X2 = 20%, X3 = 12%, X4 = 150% and X5 = 1.5.

  1. Z = 0.012×10 + 0.014×20 + 0.033×12 + 0.006×150 + 0.999×1.5.
  2. Z = 0.12 + 0.28 + 0.396 + 0.90 + 1.4985 = 3.19.
  3. This is above 2.7, so the company is not at risk.

Example 2: a high-risk score. X1 = 2%, X2 = 0%, X3 = 3%, X4 = 40% and X5 = 1.0.

  1. Z = 0.024 + 0 + 0.099 + 0.24 + 0.999.
  2. Z = 1.36.
  3. This is below 1.8, so the risk of failure is high.

Example 3: an A score. A firm has an autocratic chief executive (8), one person as chairman and chief executive (4), no cash flow planning (3) and no budgetary control (3).

  1. Defects = 8 + 4 + 3 + 3.
  2. Defects = 18.
  3. This exceeds the satisfactory level of 10, so the firm should worry.

Example 4: Beaver’s ratio. Cash flow is ₦45m and total debt is ₦300m.

  1. Ratio = 45 ÷ 300.
  2. Ratio = 15%.
  3. Compare it with failed and surviving firms of the same type before judging.

How to score full marks

  • Contrast the financial and non-financial views.
  • Calculate the score with the formula given and state the zone.
  • Say what the score cannot tell you (the cause).
  • Add qualitative signs from the case.
  • Recommend actions that treat causes.

Common mistakes in the exam

  • Entering X1 to X4 as decimals when percentages were intended.
  • Using Altman’s cut-offs for a different model.
  • Saying a Z score explains why a firm fails.
  • Treating a grey-area score as safe.
  • Ignoring qualitative factors.
  • Using a model for forecasts beyond two years.

Quick revision

  • Two views: financial causes or non-financial causes.
  • Beaver: cash flow to total debt; one ratio is not enough.
  • Z score by MDA; Altman: above 2.7 safe, below 1.8 high risk.
  • H score: 25 or less is high risk.
  • A score: defects, mistakes, symptoms.
  • Other signs: sales, profit, cash, innovation, old assets, controls, staff.
  • CAMA 2020: ss. 305, 308, 377(1), 378, 385.

Practice questions

These are original questions written in the style of the Institute of Chartered Accountants of Nigeria (ICAN) exam. Try each one before you open the answer. Full model answers follow the written questions.

Recall check: multiple choice

Recent ICAN papers are written, although older papers such as May 2014 included multiple-choice questions. These questions are for quick recall. The written questions that follow are closer to the exam.

Question 1. Corporate failure occurs when a company:

  1. Becomes insolvent and goes out of business
  2. Pays a dividend
  3. Issues shares
  4. Changes its auditor
Show the answer

A. Prediction aims to warn early.

Question 2. Beaver found the most significant single ratio to be:

  1. Cash flow to total debt
  2. Current ratio
  3. ROCE
  4. Gearing
Show the answer

A. But single ratios are not enough.

Question 3. Altman’s model uses the method called:

  1. Multiple discriminant analysis
  2. Regression only
  3. Monte Carlo
  4. Net present value
Show the answer

A. It weights ratios.

Question 4. On Altman’s cut-offs, a Z score below 1.8 means:

  1. High risk of failure
  2. Safe
  3. Grey area
  4. Excellent
Show the answer

A. Between 1.8 and 2.7 is grey.

Question 5. The H score is a percentage where:

  1. 25 or less is high risk
  2. 80 is safe
  3. 0 is high risk
  4. 50 is failure
Show the answer

A. Company Watch.

Question 6. Argenti’s A score is based on:

  1. Qualitative factors
  2. Only ratios
  3. Share prices
  4. Interest rates
Show the answer

A. Defects, mistakes and symptoms.

Question 7. Overtrading is:

  1. Expansion without cash resources
  2. Selling too little
  3. Buying shares
  4. Paying early
Show the answer

A. A named mistake in the A score.

Question 8. Z score models are generally reliable for about:

  1. Two years ahead
  2. Ten years
  3. Twenty years
  4. No period
Show the answer

A. Not for the longer term.

Question 9. A weakness of Z scores is that they show:

  1. Symptoms but not causes
  2. Nothing
  3. Only causes
  4. Share prices
Show the answer

A. The A score tries to find causes.

Question 10. Which section of CAMA 2020 sets the director’s duty of care and skill?

  1. Section 308
  2. Section 400
  3. Section 405
  4. Section 409
Show the answer

A. Directors should test the assumptions behind a decision.

Written questions

Question 11 (10 marks). (a) Contrast the two views on the causes of corporate failure. (4 marks) (b) Explain how a Z score model is built. (4 marks) (c) State the three zones of a Z score. (2 marks)

Question 12 (20 marks). A company has working capital ₦120m, retained earnings ₦300m, EBIT ₦180m, market value of equity ₦600m, total debt ₦800m, sales ₦2,400m and total assets ₦1,500m. (a) Calculate Altman’s Z score using Z = 0.012X1 + 0.014X2 + 0.033X3 + 0.006X4 + 0.999X5 with X1 to X4 as percentages. (6 marks) (b) Interpret it using a cut-off of 2.7 and 1.8. (2 marks) (c) State four limitations of Z score models.

(4 marks) (d) Explain Argenti’s A score and one criticism. (4 marks) (e) State four non-model indicators of failure. (4 marks)

Question 13 (10 marks). (a) A firm has an autocratic chief executive (8), one person as chairman and chief executive (4), no cash flow planning (3) and no budgetary control (3). Calculate its defects score and comment. (4 marks) (b) Explain why lagging cash flow indicators matter for prediction. (3 marks) (c) State three of Ross and Kami’s commandments. (3 marks)

Model answers

Show the model answer to Question 11

(a) Views (4 marks). One view is that failure is caused by financial problems, such as losses or liquidity problems. (2) The other is that causes are non-financial, such as poor management, and money problems are consequences. (2)

(b) Building a model (4 marks). Group sample companies as failed or surviving. (1) Gather data and calculate ratios. (1) Use statistics (MDA) to find the ratios that discriminate most. (1) Weight them and set the Z score model. (1)

(c) Zones (2 marks). Safe; grey area; high risk. (2)

Show the model answer to Question 12

(a) Z score (6 marks).

  1. X1 = 120 ÷ 1,500 = 8%
  2. X2 = 300 ÷ 1,500 = 20%
  3. X3 = 180 ÷ 1,500 = 12%
  4. X4 = 600 ÷ 800 = 75%
  5. X5 = 2,400 ÷ 1,500 = 1.6. (3)
  6. Z = 0.096 + 0.280 + 0.396 + 0.450 + 1.598 = 2.82. (3)

(b) Interpretation (2 marks). 2.82 is above 2.7, so not at risk, but only just. (2)

(c) Limitations (4 marks). They show symptoms, not causes; reliable only about two years ahead; models differ by industry, country and size; ratios change and can give contradictory signals. (1 each)

(d) A score (4 marks). Argenti scores qualitative defects, mistakes and symptoms, with a low score satisfactory. (2) Criticism: the scores rely on subjective judgement. (2)

(e) Indicators (4 marks). Declining sales and market share; falling profit; worsening cash flow; lack of innovation; old assets; weak internal controls; loss of key staff. Any four. (1 each)

Show the model answer to Question 13

(a) Defects (4 marks).

  1. 8 + 4 + 3 + 3 = 18. (2)
  2. This exceeds the satisfactory level of 10, so the firm should be concerned. (2)

(b) Cash indicators (3 marks). Cash flow shows ability to pay debts as they fall due. (1.5) A company can survive losses if liquid but not without cash. (1.5)

(c) Commandments (3 marks). Any three: have a strategy; have controls; board participation; avoid one-man rule; management in depth; stay informed of change; the customer is king; do not manipulate accounts. (1 each)

Pathfinder on Causes of failure, Z scores, H score and Argenti’s A score

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.

Failure prediction in the Pathfinders

Neither the May 2014 nor the November 2014 Pathfinder sets a stand-alone question on this topic. Worked examples 1 to 4 show the calculations and scoring.

Revise first: Worked examples

Models compared

Questions ask you to contrast quantitative and qualitative approaches. See the sections on Z score models and Argenti’s A score.

Revise first: Qualitative models: Argenti’s A score

Source: ICAN Pathfinder, Strategic Financial Management. Diets covered: No stand-alone question in the May 2014 or November 2014 Pathfinder.

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

Where this fits

See every past question on Strategic Financial Management and the topic each one tests in the Pathfinder question finder.

This course builds on Financial Management and Performance Management. After it, move on to Case Study.

All Strategic Financial Management topics

You are reading topic 60 of 71.

  1. Strategic financial management and corporate objectives01
  2. The treasury function02
  3. Stakeholders, corporate social responsibility and ethics in financial management03
  4. Money laundering and the duties of directors04
  5. The economic environment, free trade and international institutions05
  6. Government influence on business and the financial management framework06
  7. Financial markets, money markets and money market instruments07
  8. Dividend policy, dividend capacity and transfer pricing08
  9. Emerging issues: the financial crisis, dark pools and new asset classes09
  10. Technology tools for financial management10
  11. Strategic analysis: PESTEL, SWOT and the five forces11
  12. The Ansoff matrix and methods of strategic development12
  13. Assessment and selection of business strategies13
  14. Business plans and communicating strategy14
  15. Strategic change and managing change15
  16. Risk, risk management and categories of risk16
  17. Identification, assessment and measurement of risk17
  18. Monitoring and controlling risk, and enterprise risk management18
  19. Corporate governance: meaning, concepts and stakeholders19
  20. Agency theory and other governance theories20
  21. Governance codes: rules-based and principles-based approaches21
  22. The board: roles, composition and committees22
  23. Directors and the law, director development and audit23
  24. Discounted cash flow (i): NPV, annuities and perpetuities24
  25. Discounted cash flow (ii): IRR, MIRR and relevant costs25
  26. Discounted cash flow (iii): taxation and capital allowances26
  27. Discounted cash flow (iv): inflation27
  28. Risk and uncertainty (i): sensitivity analysis and expected values28
  29. Risk and uncertainty (ii): decision trees, risk-adjusted rates and other methods29
  30. The lease versus buy decision30
  31. Asset replacement decisions31
  32. Capital rationing32
  33. Cost of capital and the weighted average cost of capital33
  34. Risk, return and portfolio theory34
  35. The capital asset pricing model and the cost of capital for appraisal35
  36. Sources of finance: equity and rights issues36
  37. Sources of finance: debt, convertibles and preference shares37
  38. Finance for SMEs and venture capital38
  39. Islamic finance39
  40. Financing projects and capital structure theories40
  41. Gearing, WACC and asset and equity betas41
  42. Adjusted present value42
  43. International Valuation Standards43
  44. Business valuation: asset-based and income-based methods44
  45. Dividend valuation models45
  46. The valuation of debt and preference shares46
  47. The efficient market hypothesis47
  48. Value-based management: EVA and MVA48
  49. Cash flow valuation and free cash flow49
  50. International investment decisions50
  51. Option pricing theory and the Black-Scholes model51
  52. Real options and applications of Black-Scholes52
  53. Mergers and acquisitions: strategic and regulatory issues53
  54. Valuation for mergers and acquisitions54
  55. Financing acquisitions and mergers55
  56. Capital reconstructions56
  57. Business reorganisation and management buyouts (MBO)57
  58. Forecast financial statements58
  59. Evaluating financial performance, position and proposed strategies59
  60. Corporate failure and how to predict it60 here
  61. Foreign exchange rates and exposure61
  62. Exchange rate relationships: PPP and interest rate parity62
  63. Forward contracts, money market hedges and netting63
  64. Duration and convexity64
  65. Yield curves and credit risk65
  66. Forward rate agreements and interest rate swaps66
  67. Forward rates from yield curves and currency swaps67
  68. Futures and hedging with futures68
  69. Currency futures and short-term interest rate futures69
  70. Hedging with options, caps, floors and collars70
  71. Delta hedging and the Greeks71
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