The current price of silver is $ 31.00 per ounce. The effective lease rate and risk free
rate are 1.0% and 3.5%, respectively. If the cost to mine one ounce of silver is a
constant $25.00, what is the value of an option to wait and mine the silver later?
A) $13.50
B) $14.50
C) $15.50
D) $16.50
We will assume that Nathans, Inc. has 3-year zero-coupon debt outstanding, which will
pay $200 at maturity. The assets are valued at $175, σ = 0.20, r = 0.04, and the company
does not pay a dividend. Using a Black-Scholes model, what is the value of the equity?
A) $23.05
B) $43.05
C) $63.05
D) $83.05
Suppose that B = $500 and A0 = $470, α = 9%, r = 4%, σ = 17%, and δ = 0. If T = 8,
what is the recovery rate assuming true default probability?