Consider two local banks. Bank A has 100 loans outstanding, each for $0.9 million, that it expects will be repaid today. Each loan has a 7% probability of default, in which case the bank is not repaid anything. The chance of default is independent across all the loans. Bank B has only one loan of $90 million outstanding, which it also expects will be repaid today. It also has a 7% probability of not being repaid. Calculate the following: a. The expected overall payoff of each bank. b. The standard deviation of the overall payoff of each bank.

Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
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Consider two local banks. Bank A has 100 loans
outstanding, each for $0.9 million, that it expects will be
repaid today. Each loan has a 7% probability of default,
in which case the bank is not repaid anything. The
chance of default is independent across all the loans.
Bank B has only one loan of $90 million outstanding,
which it also expects will be repaid today. It also has a
7% probability of not being repaid. Calculate the
following: a. The expected overall payoff of each bank.
b. The standard deviation of the overall payoff of each
bank.
Transcribed Image Text:Consider two local banks. Bank A has 100 loans outstanding, each for $0.9 million, that it expects will be repaid today. Each loan has a 7% probability of default, in which case the bank is not repaid anything. The chance of default is independent across all the loans. Bank B has only one loan of $90 million outstanding, which it also expects will be repaid today. It also has a 7% probability of not being repaid. Calculate the following: a. The expected overall payoff of each bank. b. The standard deviation of the overall payoff of each bank.
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