A demand curve is _ sloping because _. A.downward; fewer people are willing to buy an item at higher prices B.downward; reservation prices tend to fall over time C.downward; of increasing opportunity costs D.upward; people prefer to purchase high-quality consumer goods 正确答案：downw … 阅读详情>> "A demand curve is _ sloping because _."

As coffee becomes more expensive, Joe starts drinking tea, and therefore quantity demanded for coffee decreases. This is called: A.the change in equilibrium. B.the income effect. C.the substitution effect. D.a shift in the demand curve. 正确答案：the substitution effect.

You can spend $5 for lunch and you would like to have two double cheeseburgers. When you get to the restaurant, you find out the price for double cheeseburger has increased from $2.50 to $2.99. You decide to have just one double cheeseburger for lunch. This is best described as a … 阅读详情>> "You can spend $5 for lunch and you would like to have two double cheeseburgers. When you get to the restaurant, you find out the price for double cheeseburger has increased from $2.50 to $2.99. You decide to have just one double cheeseburger for lunch. Th"

The quantity of Revlon nail polish demanded by Jen decreased after the price of Revlon nail polish increased. Jen decides to find a cheaper brand of nail polish. This is called a(n): A.income effect of a price change. B.substitution effect of a price change. C.decrease in buyer’s … 阅读详情>> "The quantity of Revlon nail polish demanded by Jen decreased after the price of Revlon nail polish increased. Jen decides to find a cheaper brand of nail polish. This is called a(n):"

When the price of an item increases, buyers tend to purchase less of that item: A.only if the substitution effect and the income effect do not cancel out each other. B.solely because of the substitution effect. C.solely because of the income effect. D.because of both the substitu … 阅读详情>> "When the price of an item increases, buyers tend to purchase less of that item:"

The buyer’s reservation price of a particular good or service is the: A.same as the market price. B.maximum amount the buyer would be willing to pay for it. C.price the buyer must pay to ensure he or she gets it. D.minimum amount the buyer would be willing to pay for it. 正确答案：max … 阅读详情>> "The buyer’s reservation price of a particular good or service is the:"

Shelly purchases a leather purse for $400. One can infer that: A.her reservation price was less than $400. B.she paid too much. C.her reservation price was exactly $400. D.her reservation price was at least $400. 正确答案：her reservation price was at least $400.

Gertie saw a pair of jeans that she was willing to buy for $35. The price tag, though, said they were $29.99. Therefore: A.Gertie should not buy the jeans because the price is not equal to her reservation price. B.Gertie should buy the jeans because the price is more than her res … 阅读详情>> "Gertie saw a pair of jeans that she was willing to buy for $35. The price tag, though, said they were $29.99. Therefore:"

One reason for the _ slope of the demand curve is that as prices fall _. A.downward; more people find that the price is less than their reservation price. B.upward; people expect goods to be of lower quality. C.upward; more people purchase the good. D.downward; fewer people find … 阅读详情>> "One reason for the _ slope of the demand curve is that as prices fall _."

When a slice of pizza at the student union sold for $2, Moe did not purchase any. When the price fell to $1.75, Moe purchased a slice each day for lunch. Moe’s reservation price for a slice of pizza must be: A.less than $1.75. B.at least $1.75 but less than $2. C.exactly $2.00. D … 阅读详情>> "When a slice of pizza at the student union sold for $2, Moe did not purchase any. When the price fell to $1.75, Moe purchased a slice each day for lunch. Moe’s reservation price for a slice of pizza must be:"

Sellers tend to offer _ for sale as price increases, and so the supply curve is _ sloping. A.more; downward B.more; upward C.less; upward D.goods; not 正确答案：more; upward

The supply curve illustrates that firms: A.increase the quantity supplied of a good when its price rises. B.decrease the quantity supplied to earn higher profits. C.increase the supply of a good when its price rises. D.decrease the quantity supplied of a good when input prices fa … 阅读详情>> "The supply curve illustrates that firms:"