B. The portfolio is valued at a fixed horizon date and there are no cash inflows or outflows during the time horizon except for coupon income and reinvestment income. A. Any changes in the yield curve are parallel changes. D. All of the above. C. The target value of the investment is defined as the portfolio value at the horizon date if the interest rate structure does not change.

Industrial engineers who specialize in ergonomics are concerned with designing workspace and devices operated by workers so as to achieve high productivity and comfort. a paper published in this research area reports on a study of preferred height for an experimental keyboard with large forearm-wrist support. a sample of 31 trained typists resulted in an average preferred height of 80.0 cm