JNU SSS 2017 question paper

All 53 questions from the JNU SSS 2017 JNU MA Economics entrance paper. Open any question for the worked solution.

1. Q1Demonetisation refers to
2. Q2X is a random variable that takes the values (i) 1 with probability p and (ii) -1 with probability (1 - p). Assume that 0 < p < 1. Let Y = X². Which…
3. Q3X is a random variable with mean equal to 1 and variance equal to 9. Let Y = 3 × X + 6 and W = -3 × X + 6. Which one of the following statements is…
4. Q4The correlation coefficient of X and Y is known to be zero. We can then conclude that
5. Q5What is the value of k?
6. Q6What is the probability that random variable X takes the value 2?
7. Q7What is the expected value of the random variable Y?
8. Q8A and B are two events. B^C is the complement of B. It is known that (i) P(A), the probability of event A, is 1/3 and (ii) P(B^C), the probability…
9. Q9A and B are events. P(A), the probability of event A, is strictly greater than 0. P(B), the probability of event B, is strictly greater than 0. A…
10. Q10Let x = 2% of 0·03. Let y = x/100. Then, y is equal to
11. Q11The initial wealth of a person is ₹ x. It is known that wealth doubles every two years. 50 years after the initial point of time, the person's…
12. Q12Four students A, B, C and D took a test. The average score of A and D is 85, that of C and D is 90, and that of B and C is 75. What is the average…
13. Q13A function f(·) satisfies the following two properties: (i) f(1) = 1 (ii) f(a) = (a - 1) × f(a - 1) where a is any positive real number. Assume that…
14. Q14Consider the following quadratic function of t: f(t) = a + b × t + c × t² where a, b, c and t are real numbers. It is known that for all values of…
15. Q15Consider the function f(x) = x/e^x. Which one of the following statements is true?
16. Q16The number p solves the following equation: ∫₀^P e^(2x)dx = 1 What is the value of p?
17. Q17Angle θ is an acute angle and sin θ = 11/14. What is the value of 4cos θ?
18. Q18If x and y are both even numbers, which of the following could be an odd integer?
19. Q19In the standard (x, y) coordinate plane, the graph of (x + 3)² + (y + 5)² = 16 is a circle. What is the circumference of the circle, expressed in…
20. Q20A person's total spending on grapes rises when the price falls from ₹ 2 per kg to ₹ 1 per kg. What can we say about the person's demand for grapes?
21. Q21Economy A and Economy B have constant rates of unemployment over time, these being 5% and 10% respectively. The exponential rate of growth of…
22. Q22If the aggregate currency with the public reduces and total demand deposits increase by exactly the same amount, the aggregate money supply in the…
23. Q23In a barter economy, if a farmer exchanges 100 units of corn for a fish from a fisherman, and if the fisherman keeps 50 units of corn for his own…
24. Q24In a world with only three countries (A, B and C), if countries A and B have trade surpluses, then which of the following can be said (assume…
25. Q25If the GDP of a country in a year is ₹ 1,000, its NDP is ₹ 950 and the expenditures on machinery and equipment, and construction are ₹ 150 and ₹ 100…
26. Q26If a country has a surplus in the capital account of its balance of payments, then its foreign exchange reserves
27. Q27In an economy where all employment is wage employment, what will happen to the share of wages in value added if the productivity of labour increases…
28. Q28Suppose that consumers' preferences satisfy completeness, continuity, transitivity, reflexivity and strong monotonicity. Furthermore, assume that X…
29. Q29Amit inherits ₹ 10,000 from a rich uncle. It is observed that even though there have been no change in prices, he continues to eat the same number…
30. Q30Which one of the following statements is necessarily true?
31. Q31In a closed economy with unutilised capacity, if the investment rate remains unchanged and savings amount to 20 percent of GDP, an increase in the…
32. Q32In an open economy with unutilised capacity, if the investment rate remains unchanged, savings amount to 20 percent of GDP and imports account for…
33. Q33Suppose an economy's real output in 2015 was 10 percent below its maximum potential output while in the next year it was only 5 percent less. If net…
34. Q34An economy's real GDP per capita in a year was 50 percent greater than a decade earlier and its population grew by 20 percent over the same period.…
35. Q35Suppose that the currency in circulation in India at the time from which the legal tender status of the old 500 and 1000 rupee notes stood withdrawn…
36. Q36Consider the statements I and II and choose the correct option: I. If the incomes of some people in an economy grow faster than that of others, the…
37. Q37A monopolist claims that his profit-maximising quantity is 10 and the resultant market price is 5. What is the price elasticity of demand for the…
38. Q38Line L₁ passes through the points (-2, 0) and (0, k). Line L₂ passes through the points (4, 0) and (6, 2). What value of k makes the two lines…
39. Q39If log₄(x) = 12, then log₂(x/4) is equal to
40. Q40A consumer's preference over commodities 1 and 2 can be represented by the utility function U(x₁, x₂) = x₁ + x₂. Suppose the price of commodity 1…
41. Q41Consider a closed economy without government spending or taxes. The equilibrium value of output in each period is determined by the equality of (the…
42. Q42Consider an economy in which loans can be of two kinds. Loans may be made and repaid in terms of gold or they may be made and repaid in terms of…
43. Q43In a two-good world, a consumer's utility function is given by the following: U(x, y) = max {x, y}, where x and y are the amounts consumed of the…
44. Q44The production sector of a closed economy consists of only two firms, A and B, which produce products x and y respectively. x is exclusively an…
45. Q45Teji Singh likes peanut butter and jelly together in his sandwiches. However, Teji is very particular about the proportions of peanut butter and…
46. Q46Compute ∫₁² (x² + 2x + 1)/x dx.
47. Q47Suppose a monopolist faces the following inverse demand function: p = e^(-Q) The monopolist can produce any positive level of output with zero…
48. Q48Find the global maximum of f(x) = x³ - 3x in the interval [-2, 3].
49. Q49a and b are real numbers. If a < b + ε for all real numbers ε > 0, then show that a ≤ b.
50. Q50Answer any one of the following in not more than 500 words: (a) When President Trump of the United States says that he will create an economic…
51. Q50Answer any one of the following in not more than 500 words: (b) Can a reduction in currency held with the public cause a decline in economic…
52. Q50Answer any one of the following in not more than 500 words: (c) Critically examine the argument that a fiscal deficit necessarily has the effect of…
53. Q50Answer any one of the following in not more than 500 words: (d) Can a service dominated growth process solve India's employment problem?