Notes

Working notes on money data — what the figures mean, where they come from and how to read them. The numbers themselves live on the country pages and rankings.

1. Practice Balance of Payments with Data from 128 Countries for Students

   Student friendly explainer of the balance of payments with a worked example and a hands on exercise using Fiatmap data from 128 countries.

   2026-09-04

2. 3 Months' Interest vs IRD: Mortgage Prepayment Penalty Can Cost $4,875

   See how mortgage prepayment penalties are calculated. Compare IRD versus months of interest and model your own payoff with market rate data before...

   2026-09-04

3. Fiatmap Examples Make Interest Rate Parity Practical for Investors

   Formulas and one year examples explain covered and uncovered parity. Use Fiatmap data and a DIY checklist to run the calculation yourself.

   2026-09-03

4. 5 Steps Homebuyers Should Use to Compare APR and Interest Rate

   Know when APR or the interest rate matters. Use a 5-step checklist to compare offers, calculate point break-even, and test quotes against market data.

   2026-09-03