EXAMPLE: KING SOLOMON’S MINE - continued
If the gold price is forecasted to rise by 5% p.a.:
NPV = -200 + (.1(420 - 200))/1.10 + (.1(441 - 200))/1.10^2 + ... = - $10 m.
But if gold is fairly priced, you do not need to forecast future gold prices:
NPV = -investment + PV revenues - PV costs
= 200 + 400 - ΣΣ ((.1 x 200)/1.10t) = $77 million
Using Market Values