BECC-131 · December 2025 · English
IGNOU BECC-131 December 2025 Previous Year Question Paper
PRINCIPLES OF MICROECONOMICS—I
Structured previous year question paper for BECC-131, December 2025 session.
Max marks: 100 · Questions: 12 · Sections: 3
Verified: 5 Aug 2026
BACHELOR OF ARTS (GENERAL) (BAG)
(ECONOMICS)
Term-End Examination
December, 2025
BECC-131 : PRINCIPLES OF
MICROECONOMICS—I
Time : 3 Hours Maximum Marks : 100
Note :
(i) Attempt questions from each Section
as per instructions given.
(ii) Section A : Answer any two
questions.
(iii) Section B : Attempt any four
questions.
(iv) Section C : Differentiate any three
Parts.
Section—A
Note: Answer any two of the following
questions in about 500 words each.
2x20=40
Q1.(a) Explain various methods of measuring elasticity of demand. 10
(b) Price of Tea Quantity demanded of (in %) coffee (in grams) 20 200 19 150 Find the cross price elasticity of demand for the two goods and on its basis, comment on the nature of goods.
Q2.(a) Describe various determinants of elasticity of supply. Explain any two supply curves with different elasticities. 6+4
(b) What is price floor ? Give an example. Under what condition is the price floor binding ? 3+2+5
Q3.(a) What is a production function ? Explain the law of variable proportions with diagram. 4+6
(b) Explain the condition of producer’s equilibrium using isoquants.
Q4.(a) Explain the relation between the average cost and marginal cost curve using diagram. 10
(b) Differentiate between internal and external economies of scale.
Section—B
Note: Answer any four of the following
questions in about 250 words each.
4x12=48
Q5.Derive the demand curve using indifference curve for giffen goods.
Q6.Decompose the price effect for a normal good into income and substitution effect using Hicksian approach.
Q7.Explain how elasticity affects the burden of tax shared by producers and consumers.
Q8.What are the central problems of an economy ? How do we solve these problems in a capitalist economy ?
Q9.Discuss the relationship between long-run and short-run average cost curves. Why is the long-run average cost curve called the envelope curve ?
Q10.What is the law of equimarginal utility ?
Q11.Explain how is equilibrium derived in multi- commodity case.
Section—C
Q12.Make distinction between any three of the following : 3x4=12
(a) Stock us. Flow variables
(b) Economic cost vs. Accounting cost
(c) Inferior vs. Giffen goods
(d) Cardinal vs. Ordinal approaches
(e) Positive vs. Normative Economics 20 200 19 150 4+6 8204-12