經奧G9 0221開學總複習

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下列何者為完全競爭市場的特質？

• 產品具有同質性

• 市場上的買賣活動完全自由、公開

• 市場訊息暢通準確，市場參與者充分了解各種狀況

• 場上資源可以自由流動

The desire to have some good or service and the ability to pay for it

• supply

• equilibrium

• demand

• quantity demanded

A change in the price of a good causes people to buy more or less of an item. This best describes the concept of

• the demand curve

• change in quantity demanded

• change in demand

• elasticity

The quantity demanded of a good or service changes at all price levels best describes the concept of

• change in quantity demanded

• elasticity

• change in demand

• demand curve

The diagram represents a

• increase in demand
• decrease in demand

The downward slope of a demand curve

• represents the law of demand
• shows that as the price of a good rises, consumers increase the quantity they demand
• indicates how the quantity demanded changes when incomes rise and the good is a normal good
• indicates how demand changes when incomes rise and the good is a normal good

When the price of good A rises, people start to drink good B. In this case, what is good B considered?

• luxury good

• complementary good

• substitute good

• normal good

A shift in a supply curve demonstrates

• a change in quantity supplied

• a change in quantity demanded

• a change in supply

• a change in demand

Which of these demonstrates an example of a supply curve? (More than one answer)

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