Economics 2022 Paper I 50 marks 150 words Compulsory Explain

Q1

Answer the following questions in about 150 words each: (a) Explain briefly Chamberlin's concept of excess capacity in monopolistic competition. 10 (b) Discuss the concept of 'liquidity trap' in the liquidity preference model of interest. 10 (c) In demand for money, what are the major differences between 'transaction approach' and 'cash balance approach'? 10 (d) Discuss the Factor Endowment theory of trade in terms of 'abundance in factor prices' and 'factor abundance'. 10 (e) According to Hirschman, unbalanced growth can be through 'Social Overhead Capital (SOC)' or 'Direct Productive Activities (DPA)'. Discuss. 10

हिंदी में प्रश्न पढ़ें

निम्नलिखित प्रत्येक प्रश्न का उत्तर लगभग 150 शब्दों में दीजिए : (a) एकाधिकारात्मक प्रतियोगिता के अंतर्गत चैम्बरलिन द्वारा प्रतिपादित अतिरिक्त क्षमता के विचार की संक्षेप में व्याख्या कीजिए । 10 (b) ब्याज के तरलता अधिमान प्रारूप के अंतर्गत 'तरलता जाल' के विचार की चर्चा कीजिए । 10 (c) मुद्रा की मांग में 'लेनदेन दृष्टिकोण' तथा 'नकद शेष दृष्टिकोण' के बीच प्रमुख अंतर कौन-कौन से हैं ? 10 (d) 'साधन कीमतों में प्रचुरता' तथा 'साधन प्रचुरता' के आधार पर व्यापार के साधन सम्प्रदा सिद्धांत की चर्चा कीजिए । 10 (e) हर्शमैन के अनुसार, असंतुलित विकास 'सामाजिक उपरिव्यय पूंजी (SOC)' अथवा 'प्रत्यक्ष उत्पादक क्रियाओं (DPA)' के माध्यम से किया जा सकता है । चर्चा कीजिए । 10

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Directive word: Explain

This question asks you to explain. The directive word signals the depth of analysis expected, the structure of your answer, and the weight of evidence you must bring.

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How this answer will be evaluated

Approach

Explain each concept concisely within ~30 words per sub-part, prioritizing precision over elaboration. For (a), define excess capacity with Chamberlin's tangency solution; for (b), illustrate liquidity trap via horizontal LM curve; for (c), contrast Fisher's MV=PT with Cambridge kPY; for (d), distinguish physical vs. price factor abundance; for (e), analyze SOC-DPA linkage effects. Use diagrams where possible and conclude with brief policy relevance for each.

Key points expected

  • (a) Chamberlin's excess capacity: tangency of demand curve with LAC at less than minimum efficient scale, resulting in underutilized capacity and higher prices than perfect competition
  • (b) Liquidity trap: horizontal LM segment where money demand becomes perfectly elastic, monetary policy ineffective, interest rates fail to fall further despite liquidity injections
  • (c) Transaction vs. cash balance: Fisher's flow approach (MV=PT, velocity constant, institutional) vs. Cambridge k (stock, proportionality, microeconomic optimization, includes speculative motive)
  • (d) Factor endowment: Heckscher-Ohlin theorem—physical abundance (factor ratios) vs. price abundance (autarky factor prices); factor price equalization through trade
  • (e) Hirschman's unbalanced growth: SOC (infrastructure, external economies, lumpy) vs. DPA (manufacturing, directly productive); backward/forward linkages; sequencing dilemma and induced investment

Evaluation rubric

DimensionWeightMax marksExcellentAveragePoor
Concept correctness25%12.5Precisely defines Chamberlin's tangency equilibrium, liquidity trap mechanics, Cambridge k vs. Fisher's V, Heckscher-Ohlin price/physical abundance distinction, and Hirschman's linkage effects without conceptual conflationDefines most concepts correctly but conflates transaction/cash balance approaches or misstates the SOC-DPA sequencing logicMisidentifies excess capacity as monopoly power only, confuses liquidity trap with credit rationing, or treats Fisher and Cambridge as identical
Diagram / model20%10Draws Chamberlin's tangency diagram (dd/DD curves with LAC), horizontal LM in liquidity trap, and sketches Hirschman's linkage model; labels axes and equilibrium points correctlyAttempts 2-3 diagrams with minor labeling errors or omits one required figure (e.g., no liquidity trap LM curve)No diagrams or fundamentally incorrect curves (e.g., upward-sloping LM in liquidity trap, no distinction between dd and DD curves)
Quantitative reasoning15%7.5Specifies Cambridge k as fraction (0<k<1), contrasts Fisher's V (turnover) with k (holding ratio), and notes factor intensity ratios in trade theoryMentions quantitative relationships without precise formulation or omits numerical interpretation of kNo quantitative treatment; treats all relationships as purely qualitative or confuses stock and flow measures
Indian / empirical examples20%10Cites India's liquidity trap concerns post-2016 demonetization, excess capacity in Indian MSME sector, or infrastructure-led growth debates (SOC constraints in NHDP/PMGSY); references RBI's monetary policy effectivenessGeneric mention of Indian manufacturing overcapacity or infrastructure gaps without specific sectoral or policy referenceNo Indian examples or irrelevant illustrations (e.g., using US Great Depression for liquidity trap without Indian parallel)
Policy implication20%10Links (a) to competition policy/MSME efficiency, (b) to fiscal dominance when monetary policy fails, (c) to payment system innovations affecting k, (d) to India's factor endowment in services trade, (e) to Gati Shakti/infrastructure sequencingStates generic policy relevance for 2-3 sub-parts without specific mechanism or contemporary Indian policy linkNo policy implications or irrelevant recommendations (e.g., suggesting monetary policy in liquidity trap without fiscal emphasis)

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