By taking the long position on a futures contract of $100,000 at a price of 115 you are agreeing to ________ a ________ face value security for ________

When Toyota introduced its 2010 Prius, it announced that the average retail price of the 2010 model would be lower than the average retail price was for the equivalent 2009 model. Which of the following would explain the price differential?

A) The supply of the Prius had decreased, and the demand for the Prius remained unchanged. B) The demand for the Prius had increased, and the supply of the Prius remained unchanged. C) The demand for the Prius had decreased, and the supply of the Prius had increased. D) The demand for the Prius had increased, and the supply of the Prius had decreased.

Marginal utility is the

a. overall satisfaction obtained from consuming a good b. additional satisfaction obtained from consuming one more unit of a good c. average satisfaction obtained from consuming a good d. the change in satisfaction obtained from consuming 1 percent more of a good e. additional cost of one more unit of a good