Eco 201 example #10660

6 January 2024
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A typical indifference curve
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Shows all combinations of goods that give a consumer the same level of utility.
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The slope of an indifference curve shows
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Is called marginal rate of substitution.
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Marginal utility is
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is calculated as change in total utility over change in quantity of goods consumed.
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If total utility is decreasing, marginal utility:
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Must be negative
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Which of the following is a characteristic of a product with relatively inelastic demand?
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The good is regarded by consumers as a necessity
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Airlines charge leisure travelers much lower price compared to business travelers because there is a more:
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Elastic demand for leisure travel
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Total revenue increases as the price of a good is raised, if the demand for the good is:
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Inelastic
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If 100 shirts are sold when unit price is $10, while 150 shirts are sold when the unit price is $8, one can conclude that in this price range:
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Demand for the shirts is elastic
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Cross price elasticity of demand is
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Negative for complement goods
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A positive income elasticity of demand coefficient indicates that:
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The product is a normal good
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Most goods can be classified as normal goods rather than inferior goods. Among all the normal goods,
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The income elasticity for the luxury good is greater than 1
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The price elasticity of demand is a measure of the:
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Responsiveness of consumers to the market change in price
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The price-elasticity of demand is always negative because of:
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The law of demand
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When the price of a product is increased 10 percent, the quantity demanded decreases 12 percent. The price-elasticity of demand coefficient for this product is:
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1.2
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When the price of a product is increased 15 percent, the quantity demanded decreases 20 percent. We can therefore conclude that the demand for this product is:
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Elastic
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Which is not characteristic of a product with relatively inelastic demand?
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There are a large number of good substitutes for the good
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Which of the following factors will make the demand for a product relatively elastic?
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The time interval considered is long
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You are the only seller of beef in town, and the price-elasticity coefficient for eggs is known to be 1.2. If you want to increase your sales quantity by 12% through a price-change, what should you do to price?
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Reduce price by 10%
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If the price elasticity of demand for orange juice is 0.8, then a reduction in the price of orange juice will cause buyers to buy:
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More bottles of orange juice, but their total spending on orange juice will decrease
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If a 10 percent increase in the price of one good A results in an increase of 5 percent in the quantity demanded of another good B, then it can be concluded that the two goods A and B are:
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Substitute goods
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When price = 10, Qd = 100. If price drops to be 9, quantity demanded will increase to be 110, demand at this range is
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Inelastic
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For a particular good, when prices decrease by 10 percent, Qd will increase by 10 percent, demand is thus called
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Unit elastic
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For goods with inelastic demand, price should _____ to increase total revenue
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Increase
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The slope of an budget constrain
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Is the price ratio
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Marginal Utility
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Could be positive, zero, or negative
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Total utility is
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the sum of marginal utility
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If marginal utility of the first item is 10 and marginal utility of the second item is 8, what is the total utility after two items are consumed:
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18
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Which of the following statement is correct
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A person's indifference curves should never cross
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The income elasticity of demand is given as
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Percentage change in Qd/ Percentage change in income
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The cross-price elasticity of demand is given as
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percentage change in Qd for good A / percentage change in price of good B
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Which is characteristic of a product with relatively elastic demand?
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There are a large number of good substitutes for the good
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The price elasticity of supply is given as
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percentage change in Qs / percentage change in price
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If the price elasticity of demand for orange juice is 0.8, the demand for organge juice is
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Inelastic
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which of the following is the most important determinants of price elasticity of supply
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Time Framework
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If the price elasticity of supply is 0.6, then we can say the supply is
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Inelastic
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If the price elasticity of supply is 0.8, which of the following is correct
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when price increases by 5 percent, Qs will increase by 4 percent
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Tom and Alice both consumed one apple. Tom's utility is 200, which Alice' utility is 10, we thus can say
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We cannot compare their utility because they have different preference and taste