Econ 101 - Microeconomics » Summer 2021 » iVat Chapter 5

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Question #1
Suppose we have the following information and sequence of events for the coffee market in Ethiopia: • Initially at the first equilibrium P=$20 and Q=20 • A flood hits Ethiopia and destroys coffee farm land • On the new supply curve at P=$20 quantity supplied is QS=10 • The forces of supply and demand equilibrate the market at P=$35 and Q=15 After the shift was there excess demand or excess supply?
A.   Excess demand
B.   Excess demand initially, but then it changed to excess supply.
C.   There was neither excess supply nor excess demand.
D.   Excess supply
Question #2
Graph the following situation for the coffee market in Ethiopia: • Initially at the first equilibrium P=$20 and Q=30 • Incomes increase • The price of fertilizer (input) for growing coffee increases Question: After the shifts what happened to equilibrium price and quantity in the coffee market?
A.   The equilibrium price increased, but we can't tell what happened to the equilibrium quantity because we aren't given any information about the relative size of the shifts in supply and demand in the market.
B.   The equilibrium quantity increased, but we can't tell what happened to the equilibrium price because we aren't given any information about the relative size of the shifts in supply and demand in the market.
C.   The equilibrium price decreased, but we can't tell what happened to the equilibrium quantity because we aren't given any information about the relative size of the shifts in supply and demand in the market.
D.   The equilibrium quantity decreased, but we can't tell what happened to the equilibrium price because we aren't given any information about the relative size of the shifts in supply and demand in the market.
Question #3
In order to be an effective price ceiling the price must be set:
A.   To the left of the equilibrium quantity
B.   To the right of the equilibrium quantity
C.   Above the equilibrium price
D.   At the equilibrium price
E.   Below the equilibrium price
Question #4
If a price ceiling is set above the equilibrium price
A.   The demand curve will shift rightward
B.   It will have no effect on equilibrium price
C.   A surplus will occur
D.   The supply curve will shift leftward
Question #5
Glendale Community College sets a price ceiling a $60 per year for a parking permit, but many complain that they are not able to find a parking place in designated university lots. This suggests that:
A.   The demand curve shifted to the left
B.   The equilibrium price is $60
C.   The $60 price is above the equilibrium
D.   The $60 price is below the equilibrium
E.   New parking technology is needed
Question #6
If rent control is applied to apartment housing, the prediction of basic supply and demand analysis is that:
A.   The demand curve shifts to the right
B.   No effect on price or quantity demanded
C.   A shortage will occur
D.   A surplus will occur
E.   Equilibrium will occur
Question #7
A price ceiling at the equilibrium price will:
A.   Will shift the supply curve
B.   Have no effect
C.   Create a shortage
D.   Will shift demand curve
E.   Create a surplus
Question #8
The minimum wage is an example of a:
A.   Price ceiling
B.   Equilibrating price
C.   Price floor
D.   Tariff
E.   Demand schedule
Question #9
The predicted effect of an effective minimum wage from supply and demand analysis is:
A.   No effect
B.   A shortage of labor supplied will occur
C.   A surplus of labor supplied will occur
D.   Financial turmoil
E.   Shifting of the demand curve
Question #10
In order to be an effective price floor the:
A.   The price must be the equilibrium price
B.   Demand curve must shift
C.   The supply curve must shift
D.   The price must below the equilibrium price
E.   The price must be above the equilibrium price
Question #11
Price Floors below the equilibrium price:
A.   Create shortages
B.   Have no effect
C.   Lead to unemployment
D.   Lead to stagnation
E.   Create a surplus
Question #12
Suppose that the wage in the labor market decreases rapidly. How can interaction effects, brought about by the wage decrease in a supply and demand model, complicate the predictions in a supply and demand model?
A.   The increase in wages can reduce consumption of goods/services in the economy, which can cause the demand curve in the labor market to shift to the left.
B.   The change in wages can increase consumption of goods/services in the economy, which can cause the demand curve in the labor market to shift to the right.
C.   The decrease in wages can reduce consumption of goods/services in the economy, which can cause the demand curve in the labor market to shift to the left.
D.   The equilibrium determination of wages can reduce consumption of goods/services in the economy, which can cause the demand curve in the labor market to shift to the right.
Question #13
Suppose we have the following sequential information concerning the vodka market: • Initial equilibrium price and quantity: P=$10 and Q=1,000 • A $5 excise tax is implemented that suppliers have to remit to the government Question: Suppose that we are on a certain point on the new supply curve at QS=1,000. What price corresponds to this point on the new supply curve?
A.   $15
B.   $5
C.   $10
D.   $20
Question #14
Suppose the American Medical Association (AMA) is able to restrict the amount of medical licenses in the United States to 100,000 licenses. Suppose that the demand for services from medical doctors increases. Question: What is likely to happen to the equilibrium price and quantity after the increase in demand?
A.   Both the equilibrium price and quantity will increase.
B.   The equilibrium price will decrease and equilibrium quantity will increase.
C.   The equilibrium quantity will decrease and the equilibrium price will decrease.
D.   The equilibrium price will increase, but equilibrium quantity will remain unchanged.
Question #15
Suppose that we are in a market, which all of a sudden switches from a regular market to a market where there is a third-party payer. Question: All else being equal, what is likely to happen in the market once the third-party is present?
A.   The quantity demanded will decrease, which will decrease overall expenditures on the good/service.
B.   The quantity demanded will increase, which will increase overall expenditures on the good/service.
C.   Efficiencies will be realized with the third-party payer.
D.   The quantity demanded will decrease and equilibrium quantity will stay the same.

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