Exam 4: The Market Forces of Supply and Demand

Table 4-15 The following table shows the number of cases of water each seller is willing to sell at the prices listed. -Refer to Table 4-15. Assuming these are the only four suppliers in this market and the function for market demand is Q^D=1000-100P, where Q^D is the quantity demanded and P is the price, what is the equilibrium quantity?

Figure 4-27 Panel (a) Panel (b) Panel (c) Panel (d) -Refer to Figure 4-27. Panel (b) shows which of the following?

Table 4-7 -Refer to Table 4-7. If these are the only four sellers in the market for ice cream, then when the price decreases from $10 to $8, the market quantity supplied decreases by

A decrease in supply is represented by a

A likely example of substitute goods for most people would be

In a market economy, supply and demand determine

A university's football stadium is always sold out, and students who wait in line for hours may be turned away. This indicates

Table 4-13 The demand schedule below pertains to sandwiches demanded per week. -Refer to Table 4-13. Suppose x = 1. Then the slope of the market demand curve is

Which of the following is not a reason perfect competition is a useful simplification, despite the diversity of market types we find in the world?

Table 4-1 -Refer to Table 4-1. If the market consists of Michelle and Laura only and the price falls by $1, the quantity demanded in the market increases by

Studies show that lower cigarette prices are associated with greater use of marijuana; therefore, tobacco and marijuana are

Figure 4-18 -Refer to Figure 4-18. Equilibrium price and quantity are, respectively,

If corn is an input into the production of ethanol, will a decrease in the price of corn increase the supply of ethanol or decrease the supply of ethanol?

Which of the following would most likely serve as an example of a monopoly?

An example of a perfectly competitive market would be the market for

Figure 4-28 ​ -Refer to Figure 4-28. Using the points on the figure, describe the change that would occur if a news report stated that the price of this good was expected to increase next week.

When quantity demanded exceeds quantity supplied at the current market price, the market has a shortage, and market price will likely rise in the future to eliminate the shortage.

The signals that guide the allocation of resources in a market economy are

Scenario 4-1 Suppose the demand schedule in a market can be represented by the equation , where is the quantity demanded and is the price. Also, suppose the supply schedule can be represented by the equation , where is the quantity supplied. -Refer to Scenario 4-1. Suppose the price is currently equal to 10 in this market. Is there a shortage or surplus in this market, and how large is the shortage/surplus?

Table 4-5 The table below shows the quantities demanded of cases of Mt. Dew per month by four families at various prices. -Refer to Table 4-5. If the four families listed in the table are the only demanders of Mt. Dew in the market, which of the following is a correct graph of the market demand?