IRR may be what you want. Depends what number you want to compare it against. IRR is the internal rate of return (i.e. omits interest rate /pv effect), thus cashflows of -100k +25k / +25k /+25k/+25k would give you a IRR of zero, whereas if that were a 'real' investment it would have an implied negative interest rate as you are laying out 100k UF and getting back 4x 25k UF. No capital loss but a loss of the risk free rate of interst
IRR may be what you want. Depends what number you want to compare it against. IRR is the internal rate of return (i.e. omits interest rate /pv effect), thus cashflows of -100k +25k / +25k /+25k/+25k would give you a IRR of zero, whereas if that were