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please help me in question no 9, 4, 2
When a price hike from $15 to $20 for DVD disks causes sales of DVD players to reduce from 100 to 50 units, in that case the coefficient of cross-elasticity of demand among these goods is approximately: (w) 1/10. (x) 10. (y) 7/3. (z)
A higher value for Gini index tends to be related with: (w) decreases in the equality of the distribution of income or wealth. (x) decreases in the population’s total amount of income or wealth (y) reduced overall curvature of the Lorenz c
When Y = income, that is the income elasticity of demand is approximately measured when the value of: (i) (% change in Q) / (% change in Y). (ii) ratio of the slopes of demand relative to supply. (iii) (% change in Q) / (% change in P). (iv) constant
For each case listed below, first state whether the change results in an increase or a decrease in demand, or in an increase or a decrease in supply. Second, determine the direction of change in both the equilibrium price and the equilibrium quantity. a.  
Contestable markets and purely competitive markets are related in that both: (w) consist of large numbers of firms. (x) consist of firms who are price takers. (y) are characterized by easy entry. (z) are characterized by large economies of scale.
When a collective bargaining contract comprises a ‘check-off provision’: (1) Union workers can be fired when they don’t meet the production quotas. (2) Firms gather the union dues through deducting them from the paychecks. (3) Workers are needed to d
When governments compelled pharmaceutical producers to manufacture and sell at least Q3 penicillin, in that case the: (1) purely-competitive firms which produced penicillin would experience persistent economic profits. (2) resulting inadequate antibiotic tr
The firm from the given list with relatively the most market power would probably be: (w) General Motors. (x) the world's biggest wheat farm. (y) a gas station in Wayout, Wyoming that has no competitors into 70 miles. (z) the BestBuy in Durham, North
Give the answer of following question .A market: A) reflects upsloping demand and downsloping supply curves. B) entails the exchange of goods, but not services. C) is an institution that brings together buyers and sellers. D) always requires face-to-face contact betwe
I have a problem in economics on Buyers market. Please help me in the following question. The buyer’s market is a market in which: (1) Queuing to secure goods is very common. (2) The present market price is beneath equilibrium. (3) Quantity dema
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