Rule of 72,114
It tells in how much time the money will double
Rule of 70
In how much time your money will become half in real terms due to inflation
100 minus your age rule
This rule is used for asset allocation. Subtract your age from 100 to find how much of your portfolio should be allocated to equities
The emergency fund rule
Put away at least 3-6 months’ worth of expenses in a liquid savings account to ensure it is available at short notice
