21. The Law of Equi-Marginal Utility refers to: A. Marginal utility of commodity X
B. Marginal utility of commodity Y
C. Marginal utility per rupee spent on X and Y commodities
D. None of the above
Answer : C
22. In substitution effect, we:
A. Move to another indifference curve
B. Move along given indifference curve
C. Move to a higher indifference curve
D. Move to a lower indifference curve
Answer : B
23. In long run, a firm can change:
A. Fixed factors
B. Variable factors
C. Both of them
D. None of them
Answer : C
24. If a firm is producing output at a point where diminishing returns have set in, this means that:
A. Each additional unit of output will be more expensive to produce
B. Each additional unit of output will require increasing amount of inputs
C. Marginal product of the variable factor of production decreases as the quantity increases
D. All of the above
Answer : D
25. The cross-price elasticity of the demand for orange juice with respect to the price of apple juice is probably:
A. Negative
B. Positive
C. Near infinite
D. Zero
Answer : B
26. According to Marginalists, the price of any commodity is determined by:
A. Marginal usefulness
B. Marginal cost
C. Both of them
D. None of them
Answer : C
27. Under the perfect competition, the transportation cost:
A. Is considered to be negligible and thus ignored
B. Is considered to be vital for the calculation of total cost
C. Is charged along with the price of the commodity
D. None of the above
Answer : A
28. Under pure monopoly, there will be:
A. No distinction between firm and industry
B. One firm and no industry
C. No firm and no industry
D. None of the above
Answer : A
29. If a commodity sold under monopoly is got free of cost, then MC will be:
A. Zero
B. Identical with the MR
C. A horizontal straight line
D. Infinite
Answer : A
30. Identify the work of T.W.Schultz:
A. Transforming Traditional Agriculture
B. Productivity and Technical Change
C. Jobs, Poverty and the Green Revolution
D. Causes of Poverty
Answer : A
31. Variable cost includes the cost of:
A. Hiring the building for the factory
B. Purchasing heavy machines
C. Paying the manager of the factory
D. Paying the laborers
Answer : D
32. If the price of a product falls then quantity demanded tends to increase ceteris paribus because:
A. The MU/P ratio has decreased
B. Of the income and substitution effects
C. Consumers tend to feel poorer when prices fall
D. When price falls the demand curve shifts right
Answer : B
33. In Edgeworth model, prices oscillate between:
A. Firms and industry price
B. Monopoly and duopoly price
C. Competitive and monopoly price
D. None of the above
Answer : C
34. If Cobb-Douglas production function is homogeneous of degree less than one (n<1), then it shows:
A. Constant returns to scale
B. Increasing returns to scale
C. Decreasing returns to scale
D. None of the above
Answer : C
35. A country is advised to devalue (reduce external value of) its currency only when its exports face:
A. Inelastic demand in foreign markets
B. Elastic demand in foreign markets
C. Unit elastic demand in foreign markets
D. None of the above
Answer : B
36. The pay-off matrix shows:
A. Possible outcomes
B. Possible benefits
C. Possible losses
D. None of them
Answer : A
37. Under which of the following forms of the market structure does a firm have no control over the price of its product?
A. Monopoly
B. Monopolistic competition
C. Oligopoly
D. Perfect competition
Answer : D
38. In 1776, a famous book An enquiry into the nature and causes of the wealth of nation was written by:
A. J.S.Mill
B. Adam Smith
C. Robert Malthus
D. David Ricardo
Answer : B
39. The cost of one thing in terms of the alternative given up is known as:
A. Production cost
B. Physical cost
C. Real cost
D. Opportunity cost
Answer : D
40. The isoquant which are generated by CES (constant elasticity of substitution) production function are always:
A. Positively sloped
B. Negatively sloped
C. Concave to the origin
D. None of the above
Answer : B
41. The minimization of costs subject to output requires equilibrium at the lowest:
A. Isoquant line
B. Isocost line
C. Indifference curve
D. Price line
Answer : B
42. The indifference curve technique:
A. Helps in separating the income effect and the substitution effect
B. Does not help in separating the two effects
C. Mixed up the two effects
D. None of the above
Answer : A
43. Whish of the following represents the average revenue curve of a firm?
A. The curve representing the cost per unit of output
B. The demad curve of consumers for the firms product
C. Total receipts realized by the firm
D. All of the above
Answer : B
44. Each short run average cost curve:
A. Has to touch the long run cost curve
B. Has to cross the long run cost curve
C. Has to lie above all points on the long run cost curve
D. Coincides with the long run cost curve at some point
Answer : D
45. Who is the author of Choice of Technique?
A. K.N.Raj
B. Amartiya Sen
C. A.C.Pigou
D. Alfred Marshal
Answer : B
47. The advertisement and other selling activities:
A. Lessen the differentiation
B. Widen the differentiation
C. Does not effect the differentiation
D. All of the above
Answer : B
48. We can find total utility by:
A. Multiplying the number of unit by its marginal utility
B. Adding up the marginal utility of all units
C. Multiplying price by number of units
D. None of the above
Answer : B
49. Which is the other name that is given to the average revenue curve?
A. Profit curve
B. Demand curve
C. Average cost curve
D. Indifference curve
Answer : B
50. In real life, brand loyalty is a barrier to:
A. Enter the new firms
B. Exit the new firms
C. Both a and b
D. None of the above
Answer : A