Ann promises to give Carlos $50 if he promises to sell her a business law book. This is an example of a(n) __________ contract

When Black's model used to value a European option on the spot price of an asset, which of the following is NOT true?

A. It is necessary to know the futures or forward price for a contract maturing at the same time as the option B. It is not necessary to estimate income on the underlying asset C. It is not necessary to know the risk-free rate D. The underlying asset can be an investment or a consumption asset

A(n) ________ is a forecast statistic that is restricted to fall within a specified lower and upper bound

A) objective B) requirement C) decision variable D) permutation