Budgeting, interest, inflation and the difference between a nominal and a real return. These lessons are where everyone should start, whatever their income, because every later decision about saving, borrowing and investing rests on them. Each includes a worked example, a diagram and a summary box.

What this section covers

  • Budgeting from first principles: income, fixed costs, the rest
  • Simple and compound interest with a worked example in pounds
  • Inflation, and the difference between a nominal and a real return
  • Emergency funds and how big yours needs to be
  • A summary box at the end of every lesson

New articles are published under Foundations, Budgeting, Borrowing and Credit.