The discount rate refers to the interest rate used when calculating the net present value (NPV) of an investment. It represents the time value of money, which is the concept that a sum of money today ...

Your effective tax rate can be calculated using Microsoft Excel through a few standard functions and an accurate breakdown of your income by tax bracket. Most of the legwork involves looking up the ...

When calculating the CAGR, you must first add the periods and the values for each period. To do this, you need a column focused on Years and another column focused on the Amount. If you are still ...

Learn what compound interest is, how it’s calculated—from annual rates to continuous compounding—and why it’s powerful for savings (and dangerous for debt).