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Guides

Longer explanations of how financial statements fit together and how to read ratios with care.
  • Average vs ending balances in ratiosRatios that set a full period of income against a balance sheet figure often use the average of the opening and closing balances. This guide explains why, which ratios do so and when ending balances are reasonable.
  • Financial ratio analysis exampleA worked ratio analysis of Example Co., an illustrative company with made-up figures, not a real business. It calculates liquidity, profitability, leverage and efficiency ratios from one year of statements and explains what more you would need before drawing conclusions.
  • How to analyze financial ratiosA practical method for financial ratio analysis: start with a question, choose ratios by category, compare them over time and with similar businesses on the same definitions, and read related ratios together with the notes.
  • How to read financial statementsThe balance sheet, income statement and cash flow statement each answer a different question about a business. This guide explains what each one shows, how the three connect and which figures feed the common financial ratios.
  • Limitations of financial ratio analysisFinancial ratios are only as reliable as the figures and definitions behind them. This guide explains the main limitations, from accounting choices and one-off items to differing definitions, and how to allow for them.
  • Why financial ratios vary by industryFinancial ratios reflect how a business operates, so they differ between industries and business models. This guide explains the structural reasons behind those differences and why you should compare like with like.