Financial Guides & Calculator Tips
5 of 45 posts
Amortisation Explained: Where Your Loan Payment Goes
Amortisation explained in plain English: why early payments are mostly interest, how the formula works, and a full worked example you can reproduce in the calculator.
Opportunity Cost: Formula, Example and Free Calculator
Opportunity cost is the value of the next-best alternative you give up. This guide explains the concept, formula, and a worked example, with a free calculator.
Pay Off Debt or Invest: The Real Decision Framework
A decision framework for choosing between paying off debt and investing, with a worked example, the break-even formula, and a free calculator.
Expense ratio impact: the 30 year drag | FinToolSuite
A fund fee of well under one percent can quietly remove nearly a fifth of a 30 year pot. Here is how expense ratio impact works, with a worked example and a calculator.
Sharpe ratio explained: risk-adjusted return guide
Sharpe ratio explained in plain English, with a worked example, the formula, frequent pitfalls, and a free calculator for risk-adjusted returns.