Tools
Macro calculators
Small, free tools for the arithmetic that comes up in macro, treasury and accounting work. Each one shows its formula and its source.
- Inflation calculator by country →
What an amount is worth in another month's prices, for 140 countries, from the official monthly price index. Also gives the conversion factor.
- Taylor rule calculator →
The policy rate the Taylor rule prescribes for any inflation rate, target, neutral rate and output gap, and how far a central bank sits from it.
- Real interest rate calculator →
Nominal rate and inflation in, real rate out, by the exact Fisher relation rather than the subtraction that breaks at high inflation.
Looking for ranked lists instead? Country screens →