Consider an MNC that is exposed to the Taiwan dollar (TWD) and the Egyptian pound (EGP). 25% of the MNC's funds are Taiwan dollars and 75% are pounds. The standard deviation of exchange movements is 7% for Taiwan dollars and 5% for pounds. The correlation coefficient between movements in the value of the Taiwan dollar and the pound is .7.

Based on this information, the standard deviation of this two-currency portfolio is approximately:

a. 5.13%.

b. 2.63%.

c. 4.33%.

d. 5.55%.

Juanita and sam attend a beach party and notice that the local beach appears to have a great deal more trash washed up on shore than it did when they were young. the water doesn't appear nearly as clear, and there seems to be less evidence of small water creatures living in the shallows. an afternoon at the local library convinces them that one major cause is the new factory nearby. after some discussion, they decide their next step should be identifying the cause of the changes identifying the problem picketing the guilty factory lobbying their elected representatives to complain about the problem talking to a local environmental group about solutions