Unformatted text preview: b. Value of default put = $350 $280 = $70 16. Straddle Butterfly The buyer of the straddle profits if the stock price moves substantially in either
direction; hence, the straddle is a bet on high variability. The buyer of the butterfly
profits if the stock price doesn’t move very much, and hence, this is a bet on low
variability. 17. a. The bond value increases to the present value of the guaranteed payoff, valued at
the riskfree rate: Bond value = ($50 + $5)/1.08 = $50.93
b. The payoffs to stockholders are unaffected. If the firm defaults, its bondholders are
paid off, but shareholders get nothing, just as before. If the firm does not default,
payments to shareholders do not change. c. The firm effectively acquires a new asset, the government guarantee worth $25.93
(the difference between the previous and new bond values). The firm’s balance
sheet could be expressed this way: Asset value
Government’s guarantee $30.00
$55.93 B onds
Firm value d. By...
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This note was uploaded on 04/26/2013 for the course MATH 289Q taught by Professor Jamesbridgeman during the Fall '04 term at UConn.
- Fall '04