tmval.rate_from_earned¶
-
growth.rate_from_earned(iey: Tuple[float, float]) → tmval.rate.Rate[source]¶ Given the amount of interest earned in two time periods, calculates the annualized effective interest rate.
- Parameters
iex (Tuple[float, float]) – Interest earned in period x, provided as (interest earned, period x).
iey (Tuple[float, float]) – Interest earned in period y, provided as (interest earned, period y).
- Returns
An annualized effective interest rate.
- Return type