If a particular choice that an individual faces gives him a benefit of $20 but costs $30, the net benefit from making this choice equals:

Which of the following is a property of a forward contract?

a. In a forward contract cash is traded for immediate delivery. b. The buyer of a forward contract is "short" while the seller of the contract is "long". c. In a forward contract, the seller must own the commodity which is being traded. d. The value of future delivery depends on the market price of the commodity.

Exhibit 15-6 Aggregate demand and supply model ? In Exhibit 15-6, if the aggregate demand curve is at AD2, the government should:

A. raise taxes to move to AD1. B. not change its policy. C. cut taxes to move to AD3. D. cut spending to move to AD3.