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numpy.mirr

numpy.mirr(values, finance_rate, reinvest_rate)

Modified internal rate of return.

Parameters :

values : array_like

Cash flows (must contain at least one positive and one negative value) or nan is returned. The first value is considered a sunk cost at time zero.

finance_rate : scalar

Interest rate paid on the cash flows

reinvest_rate : scalar

Interest rate received on the cash flows upon reinvestment

Returns :

out : float

Modified internal rate of return