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Organization : Indian Institute of Technology Bombay
Department : Humanities and Social Sciences
Exam : PhD Entrance Examination
Subject : Economics
Document Type : Previous Year Question Paper
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IITB Ph.D Entrance Examination Question Paper

Ph.D Entrance Test in Economics Sample Question Paper download above the PDF link
Full Marks: 100
Time: 3 Hours
** There are Two Sections in this question paper. Read the instructions carefully.

Related : Humanities & Social Sciences Indian Institute of Technology Bombay PhD Philosophy Entrance Examination Question Paper :

Economics :
Money, Banking & Finance, Economic Systems, Gandhian Thought, Managerial Economics, Applied Econometrics, Monetary Economics, Industrial Economics, Industry Environment Linkages, Monetary Economics and International Finance, Multinationals and Technology Transfer, International Trade

Section I

Q1. Write an outline of a possible research proposal that you wish to take up for your Ph.D dissertation, setting out explicitly the research question(s) andfor hypotheses, major objectives, probable data source(s), variables and methodology. [20 Marks]

Answer ANY FOUR of the following questions : [4 X 10 = 40 Marks]
Q2. Show how the price-cost margin differs with the total number of ?rms in the oligopolistic industry. Derive the Cournot (Nash) equilibrium by considering a linear inverse market demand function P = a — bQ; a > 0, b > 0 and censtant marginal cost for each of the ?rms. Prove that the Cournot equilibrium is stable. What is the stability condition? {10 Marks]

Q3. Consider a simple Keynesian model with an investment function I =IU +bY where l> b > 0 and a saving function S = sY; where 1 > s > 0. By how much will total savings change if there is a change in marginal propensity to save? Also depict its impact on the economy’s output level? Explain the dynamics in the IS-LM model. Specify an open-economy IS-LM model and deduce the aggregate demand (AD) curve. [10 Marks]

Q4. Consider a consumer with preferences over consumption when young and old that are 0.4 0.6 represented by the following utility function: u(c,,c2) =r:l 02 . Suppose that the consumer can work both the periods. The wages earned when young are w] :10 and when old are W2 :5. Suppose that the discount rate applicable is 20 percent. What are the utility maximizing values for (c1, (:2) ? If government imposes income tax of 15 percent in the ?rst period, what will be the change I’ in utility maximizing consumption bundle, if any? ” . [10 Marks]

Q5. Suppose that you estimate the consumption function Yi = 0:1 + crin + uli and the savings function Z i = Bl + [iin + uzl- , where Y I consumption, Z = savings, X: income and X = Y + Z. What is the relationship, if any, between a; and [32?‘Show your calculations. Explain whether the residual sum of squares will be the same for the two models? Can you compare the R2 terms of the two models? Why or why not? [10 Marks]

Q6. Critically examine the various poverty alleviation programmes initiated by Government of lndia in the recent past. [10 Marks]
Q7. Identify the external costs and bene?ts resulting from the use of biofuels as a close substitute for gasoline. How would the use of biofuels impact the market for gasoline? {11} Marks]

Section II

Q8. Write Explanatory Notes on ANY FIVE of the following. [5 x 8 = 40 Marks]
(a) Permanent Income Hypothesis of consumption (savings) theory
(1)) lndia’s progress towards Millennium Development Goals
(c) Absolute and conditional convergence in the Solow growth model

(d) Health care financing in India
(e) Elasticity of demand and magnitude of Dead Weight Loss under monopoly
(t) Asymmetric Information
(g) Policy implications of the HarrisTodaro Model of Migration

(h) Three major limitations in computation of GDP with special reference to the treatment of environment
(i) Commodity derivative
(j) Marshall—Lerner Condition

Eligibility for Admission :
An applicant to the Ph.D programme at the Department of Humanities and Social Sciences should meet one of the following requirements:
1) The applicant should have obtained at least 55% marks (50% marks for SC/ST) in M.A. or equivalent degree in Humanities / Social Sciences subjects, OR

2) A First Class or 60% marks (55% marks for SC/ST) in Master’s degree in Science / Commerce / Graduate Degree in Engineering / Technology will be considered for research areas consistent with the academic background and special interests of the applicant, OR

3) An M.Phil. degree in any of the six disciplines (pertaining to the research areas listed below) or in any allied subjects, or an M.Phil. in “Humanities and Social Sciences with specialization in Planning and Development” awarded by IIT Bombay.

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