JNU SSS 2012 question paper

All 100 questions from the JNU SSS 2012 JNU MA Economics entrance paper. Open any question for the worked solution.

Q1If the population of a country increases by 20 percent in 10 years, the annual exponential growth rate of the population is
Q2In regression analysis, a standardized variable
Q3Consider the following null and alternative hypotheses: H₀: π = 0·16 H₁: π > 0·16 The above setup
Q4Suppose the penalty imposed for premature withdrawal of a time deposit from any bank in an economy increases from 1% to 2·5% of the amount of the…
Q5In which of the following cases would the purchase of rice be included in our calculation when we calculate the GDP of India from the expenditure…
Q6If three corners of a parallelogram are (1, 1), (4, 2) and (1, 3), then the fourth corner is
Q7Which of the following is true?
Q8Which of the following is true?
Q9Which of the following is true?
Q10Which of the following is true?
Q11The value of the constant C is
Q12The expected value of Y² is
Q13Consider the random variable 2 × Y + r², where r is a real number. The mean of this random variable is 0·7. Which of the following must be true?
Q14The variance of the random variable 4 × Y is
Q15Assume that country A is relatively abundant in labour and country B is relatively abundant in land. Note that wages are the returns to labour and…
Q16In the absence of trade, Norway's equilibrium price and quantity equal
Q17With free trade, suppose the rest of the world can supply computers at a price of $ 1500. Norway's imports will now equal ——. Compared to what…
Q18To reduce imports, suppose the Government of Norway imposes a quota equal to 800 computers. Compared to what occurred in the absence of trade…
Q19Let f(x) = (log (x)) / x, where 0 < x < 1. Then for all x, such that 0 < x < 1
Q20Given two numbers, a = (3√7 + 4√7)² and b = 343, which of the following must be true?
Q21Let S = 1 + 1/2² + 1/3² + 1/4² + 1/5² + ⋯. Which of the following is true?
Q22Suppose there is no taxation in the economy. If S denotes private savings and I denotes investment expenditure in the economy, which of the…
Q23Suppose workers consume their entire income and the only tax revenue comes from lump sum direct taxes imposed on non-workers. What is the value of…
Q24Suppose workers consume a fraction 0·8 of their income and the only tax revenue comes from lump sum direct taxes imposed on non-workers. What is the…
Q25Suppose workers consume their entire income and the lump sum direct taxes are imposed on workers rather than on non-workers. What is the value of…
Q26Suppose workers consume a fraction 0·8 of their disposable income and the lump sum direct taxes are imposed on workers rather than on non-workers.…
Q27A₁, A₂ and A₃ are independent events. The probability of event Aᵢ is pᵢ; i = 1, 2, 3. The probability of the event ⋃ᵢ₌₁³ Aᵢ is equal to
Q28A student must choose one of the subjects—Physics, Chemistry or Mathematics—for study. She is equally likely to choose Physics or Chemistry and…
Q29Linda is 31, single, outspoken, and very bright. She studied Philosophy in college. As a student, she was deeply concerned with discrimination and…
Q30x and y are real numbers such that x < y. Which of the following claims must be correct?
Q310·036 × 0·02 is equal to
Q32If no pair of students has the same weight, then the median weight of the group is
Q33If three students among B, C, D, E and F have the same weight and the remaining two have different weights, then the median weight of the group of 7…
Q34Suppose the name of F is deleted from the list. Then, if the difference in weights between any two consecutively ranked students on the list is a…
Q35Suppose the name of F is deleted from the list and the difference in weights between any two consecutively ranked students on the list is a constant…
Q36Suppose the name of F is deleted from the list and the difference in weights between any two consecutively ranked students on the list is a constant…
Q37The probability of drawing two aces from a deck of 52 cards is
Q38The probability of drawing two spades from a deck of 52 cards without replacement is
Q39X is a positive integer satisfying the following conditions: (i) 50 ≤ X ≤ 79 (ii) If X is a multiple of 3, then 50 ≤ X ≤ 59 (iii) If X is not a…
Q40Three trucks A, B and C are used for transporting wheat and rice. The following information is given: (i) If A carried wheat, then B carried rice.…
Q41Only one of the following three statements regarding the number of balls in an urn is true: (i) There are at least 100 balls in the urn. (ii) There…
Q42Q opted for
Q43Economics was opted by
Q44Mr. D is on the
Q45The person belonging to the cricket team is
Q46Compared to a single-price monopoly, a perfectly competitive industry produces
Q47A 95% confidence interval for a population mean will be —— a 99% confidence interval for the same population mean. (Both calculations are based on…
Q48The equilibrium rent for four-bedroom apartments is Rs 1,500 per month. If the city government imposes a price ceiling of Rs 1,600 per month on…
Q49Continue the following number series with the group of numbers below which best continues the series: 1 10 3 9 5 8 7 7 9 6
Q50If two typists can type 2 pages in 2 minutes, how many typists will it take to type 18 pages in 6 minutes?
Q51If you count from 1 to 100, how many 7s will you pass on the way?
Q52Four years ago, Arka was twice as old as Saina. Four years on from now, Saina will be 3/4 of Arka's age. How old is Arka now?
Q53Which number comes next in the following series of numbers? 2 3 5 7 11 13
Q54Two men, starting at the same point, walk in opposite directions for 4 meters, turn left and walk another 3 meters. What is the distance between them?
Q55In a lake, there is a patch of lily pads. Everyday, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long…
Q56If the individual can consume any non-negative amount of goods x and y, then the optimum consumption bundle is
Q57If the individual can consume either zero unit of good x or at most one unit of x and any non-negative amount of good y, then the optimum…
Q58If both goods x and y can be consumed only in integer amounts (i.e., zero unit, one unit, two units, etc.), then the optimum consumption bundle is
Q59Suppose the firm produces output y at minimum cost. Which of the following is true?
Q60Each unit of good produced by the firm is sold at price equal to 3. The profit-maximizing output of the firm is
Q61Each unit of good produced by the firm is sold at price equal to 3. The profit level of the profit-maximizing firm is
Q62Which of the following represents the same preferences as U(x₁, x₂) = min {x₁, x₂} + max {x₁, x₂} where x₁, x₂ ≥ 0?
Q63Let f be a twice differentiable real-valued function defined on the set of all real numbers greater than or equal to 0 and less than or equal to 1.…
Q64Which of the following is true?
Q65Which of the following is true?
Q66Which of the following is true?
Q67What is the minimum w for which it is optimal for the firm to hire zero unit of labour?
Q68For what value of w is it optimal for the firm to hire 10 units of labour?
Q69Assume that w = 16. Then the profits of the firm equal
Q70If u = v = 0·16, x = 2000, y = 2500, r = 12·5, t = 0, when will Ms. Chi repay the loan?
Q71If u = v, x = 2000, y = 2500, r = 12, t = 0, when will Ms. Chi repay the loan?
Q72If u = v, x = 2000, y = 2500, r = 12·5, t = 0·04, when will Ms. Chi repay the loan?
Q73If u = 0·16, v = 0·165, x = 2000, y = 2500, r = 12·5, t = 0, when will Ms. Chi repay the loan?
Q74If u = 0·16, v = 0·165, x = 2000, y = 2500, r = 12, t = 0, when will Ms. Chi repay the loan?
Q75If u = 0·16, v = 0·165, x = 2000, y = 2500, r = 12, t = 0·04, when will Ms. Chi repay the loan?
Q76In which period did the economy have the highest rate of growth of real GDP?
Q77In which period did the economy have the lowest rate of growth of real GDP?
Q78If the GDP deflator is taken as the price index for the economy, in how many of the periods 1975–80, 1980–85, 1985–90 and 1990–95 did the economy…
Q79If the GDP deflator is taken as the price index for the economy, in how many of the periods 1975–80, 1980–85, 1985–90 and 1990–95 did the economy…
Q80In a two-good world, a consumer's preferences over commodities 1 and 2 can be represented by the utility function U(x₁, x₂) = v(x₁) + x₂, where x₁…
Q81In a two-good world, suppose that the price of one good decreases. Which of the following holds true?
Q82The utility function of the consumer is
Q83Which of the following is true?
Q84If the income of the consumer increases by 1 unit, then
Q85Suppose the price of commodity 2 reduces to 1 while the price of the other commodity and the consumer's income remain unchanged. The substitution…
Q86Suppose the price of commodity 2 reduces to 1 while the price of the other commodity and the consumer's income remain unchanged. The income effect…
Q87The equation of the income expansion path for the consumer is
Q88Suppose all villagers are given free access to the field. This means that any villager can buy as many cows as she wants, graze her cows on the…
Q89Define the aggregate income of the village as follows: Total value of milk produced by cows grazed on the field – Total cost of buying the cows. How…
Q90If villagers are given free access to the field, the aggregate income of the village, in equilibrium, equals
Q91Assume that the villagers implement the following rule: Each time a person buys a cow, she must pay Rs t to the village council. Thus, a person…
Q92Suppose t is set to 10. The revenue earned by the village council equals
Q93The function f(x) approaches infinity as x approaches infinity and the limit of the derivative of the function f(x) is 0 as x approaches infinity.…
Q94On which of the following intervals is the function x/(x² - 1) continuous?
Q95What is the value of the derivative of the function [(2x + 1)/(2x - 1)]² at x = 1·5?
Q96Suppose f(x) = a₁ x + a₂ + (a₃ / x), where a₁, a₂ and a₃ are positive constants and x is assumed to take only positive values. Which of the…
Q97If z = e^(f(x, y)), where f(x, y) = x² + y², what is the elasticity of z with respect to x at (x, y) = (1, 2)?
Q98The primary issue dealt with in this paragraph is
Q99It is argued in the paragraph that climate change will by itself
Q100It is argued in the paragraph that climate change is a result of