Imagine your income increases and you find that you buy more coffee. What is true about your income elasticity of demand (Ei) and how you perceive coffee?     Ei > 0 and you view coffee as an inferior good     Ei > 0 and you view coffee as a normal good     Ei < 0 and you view coffee as an inferior good     Ei < 0 and you view coffee as a normal good

Data from the Bureau of Labor Statistics shows that U.S. income increased by 10% while consumer data shows that the quantity demanded of organic lemonade drinks changed from 80 to 85. Compute the income elasticity for organic lemonade drinks, is organic lemonade a normal or an inferior good?

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Problem 2: Last week, the price of envelopes was Php 150 a box, and Julie was willing to buy 10 boxes. Today, the price has gone up to Php 175 a box, and Julie is now willing to buy 8 boxes. What is Julie's elasticity of demand? Is Julie's demand for envelopes elastic or inelastic?

The cross-price elasticity between the good sold in this market (call it X) and another good (Y) is εXY = –0.80. The cross-price elasticity between the good X and good Z, on the other hand, is εXZ = 1.50. Are X and Y substitutes, complements, or unrelated? How about X and Z? Explain.

Q: Sally gets a raise of 12%, and as a result, her demand for burgers decreases by 9%. What is  the income elasticity of Sally’s demand for burgers? Are burgers a normal good, an inferior  good, or neither for Sally?

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Suppose the following table shows your demand schedule for CDs. Price Quantity Demanded $15 1 12 9. 9:56 6. 4 (a) What is your total utility from four CDs? Total utility: $ (b) What is your marginal utility from the fourth CD? Marginal utility: $ (c) If the price is $6, how much will your consumer surplus be? Consumer surplus: $

A 10 percent increase in income brings about a 15 percent decrease in the demand for a good. What is the income elasticity of demand and is the good a normal good or an inferior good?  Be able to explain your answer.

If income elasticity of demand for a good is positive, we say that good is a normal good.  You can use the following approach to calculate the income elasticity of demand for a good: Group of answer choices   % change in quantity supplied / % change in income   % change in income / % change in quantity demanded   % change in quantity demanded / % change in income   % change in quantity demanded / % change in income tax rates