Elective Introductory Macroeconomics

Introductory MacroeconomicsUnit 1013 min read

International Trade & Balance of Payments: Theory, Tools & Nepal’s Role

Unit 10 of Introductory Macroeconomics explores the mechanics of international trade (comparative advantage, trade barriers, terms of trade), the balance of payments (current account, capital account, official reserves), exchange rates (fixed vs. floating, PPP), and Nepal’s trade policies—with real-world examples from

Core Concepts: Why Nations Trade

Garments (units)Tea (units)OWorld PPC (Tea vs. Garments)Nepal's PPC (Tea vs. Garments)Specialization PointQ_TeaQ_GarmentsIndia's ProductionQ_GarmentsNepal's ProductionQ_Tea
Global gains from trade: Nepal specializes in tea (lower opportunity cost) while India specializes in garments.

1. Absolute vs. Comparative Advantage

  • Absolute advantage: A country can produce more of a good with the same resources (e.g., China in electronics, Saudi Arabia in oil).
  • Comparative advantage: A country should specialize in producing goods where its opportunity cost is lowest, even if it’s not the most efficient. This drives trade.
Garments (units)Tea (units)ONepal's PPC (Tea vs. Garments)India's PPC (Tea vs. Garments)Nepal's Specialization (Tea)Q_TeaQ_GarmentsIndia's Specialization (Garments)Q_GarmentsQ_Tea
Nepal’s comparative advantage in tea (lower opportunity cost) vs. India’s in garments, showing gains from trade.
Wheat (units)Cloth (units)OCountry A's PPC (Cloth vs. Wheat)Country B's PPC (Cloth vs. Wheat)Country A's Specialization (Cloth)Q_ClothQ_WheatCountry B's Specialization (Wheat)Q_WheatQ_Cloth
Country A specializes in cloth (lower opportunity cost: 2 wheat per cloth) while Country B specializes in wheat (lower opportunity cost: 1 wheat per 2 cloth). G

Worked Example: Nepal vs. India in Tea & Garments

  • Nepal has absolute advantage in tea (hilly terrain, climate) but comparative advantage in garments if its opportunity cost is lower than India’s.
  • Data: Nepal exports $500M in tea (2023) but imports $1.2B in garments (Nepal Rastra Bank). If Nepal shifted labor to garments, it could trade tea for Indian fabrics at a lower cost.

2. Terms of Trade (TOT) and Gains from Trade

Terms of Trade (TOT) = (Export Price Index) / (Import Price Index) × 100

  • Favorable TOT: Export prices rise faster than import prices → more imports for the same exports.
  • Unfavorable TOT: Export prices fall → must export more to buy imports.
20182019202020212022202320249095100105110Nepal's TOT Index (2015=100)
Nepal’s declining TOT (2019–2023) due to stagnant export prices (garments, tea) vs. rising import costs (oil, machinery).

Why Nepal’s TOT is Falling:

  • Export composition: Reliant on labor-intensive goods (garments, carpets) with low global prices.
  • Import composition: Capital goods (machinery) and oil prices rising faster than export earnings.

3. Trade Barriers: Tariffs, Quotas, and Non-Tariff Barriers

Barrier Definition Example (Nepal) Effect
Tariff Tax on imports 35% tariff on Chinese electronics Raises prices, reduces imports
Quota Limit on import quantity 50,000 MT rice import quota (2023) Creates shortages, higher domestic prices
Non-Tariff Licensing, standards, subsidies "Made in Nepal" certification for textiles Discourages foreign competition
035070010501400Pre-Tariff (2022)1200Post-Tariff (2023)1400Price of Chinese Smartphones (NPR)
Impact of 35% tariff on Chinese smartphones: Price increased by **₹200** (16.7%), benefiting local brands like Ncell.

Worked Example: Daraz vs. Local Retailers

  • Daraz (Alibaba-owned) imports goods from China at lower prices than Nepalese retailers.
  • Government response: Higher tariffs on Chinese electronics (e.g., 30% on smartphones) to protect local brands like Ncell’s own devices.
  • Result: Daraz prices rise by 15–20%, but local shops gain 5–10% market share.

4. Balance of Payments (BoP): The Big Picture

The BoP accounts for all transactions between Nepal and the rest of the world in a year. It has two accounts:

Remittances (₹10.2B) (38%)Goods Deficit (₹12.5B) (47%)Services Deficit (₹1.8B) (7%)Income Surplus (₹2.1B) (8%)
Nepal’s 2023 Current Account: Remittances (60% from Gulf/India) partially offset by trade and service deficits.

A. Current Account (Goods, Services, Income, Transfers)

Component Nepal 2023 (USD Billions) Key Items
Goods -$12.5B Imports: Oil ($3B), Electronics ($2B)
Services -$1.8B Tourism ($800M), Remittance fees ($500M)
Income +$2.1B Profits from Ncell (Vodafone), NMB Bank
Transfers +$10.2B Remittances (60% from Gulf, India)

B. Capital Account (Investments, Loans, Reserves)

Component Nepal 2023 (USD Billions) Key Items
FDI +$0.8B Daraz, Ncell expansions
Portfolio Flow +$0.3B NEPSE foreign investors
Official Reserves -$1.5B (depletion) NPR 1.3T spent to stabilize rupee

BoP Identity: Current Account + Capital Account = 0

  • If Current Account Deficit (CAD) = $12.5B (2023), then Capital Account Surplus must be $12.5B (via FDI, loans, or reserve depletion).

5. Exchange Rates: Fixed vs. Floating

2020NPR: ₹115/USD(pre-pandemic, floatin2021CAD widens (₹1.5Tdeficit)2023NPR: ₹130/USD (₹15depreciation)2023 (Policy)Rastra Bank raisesrepo rate to **7%** (a
Nepal’s floating exchange rate: Depreciation driven by CAD and reserve depletion (2020–2023).

A. Floating Exchange Rate (Nepal’s System)

  • Determined by supply and demand in the foreign exchange (forex) market.
  • Example: If Nepali tourists spend more in India, demand for INR ↑ → NPR depreciates (1 NPR buys fewer INR).

B. Fixed Exchange Rate (China’s System)

  • Government sets the rate (e.g., 7.2 NPR = 1 USD).
  • Pros: Stability for trade, attracts FDI.
  • Cons: Requires large forex reserves to defend the peg.

Worked Example: Ncell’s USD Loans

  • Ncell took a $500M loan from a Chinese bank at 3% interest.
  • If NPR depreciates from 120 to 130 per USD, Ncell’s repayment cost rises by 8% (500M × 120 → 500M × 130).

6. Purchasing Power Parity (PPP) and Big Mac Index

PPP theory: Exchange rates should equalize the cost of a basket of goods across countries. Big Mac Index (2023):

Country Price (USD) PPP vs. USD Implication
USA $5.50 1.00 Baseline
Nepal $2.50 0.45 NPR is undervalued by 55%
China $2.80 0.51 Yuan slightly undervalued

Why Nepal’s PPP is Low:

  • Lower wages (garment worker: $100/month vs. $500 in Bangladesh).
  • Cheaper services (haircut: $2 vs. $20 in the US).

7. Nepal’s Trade Policies: Protectionism vs. Liberalization

Policy Example Impact
Protectionism 35% tariff on Chinese electronics Protects local brands (e.g., Ncell) but raises phone prices by 20%
Liberalization WTO agreements (e.g., textiles) Exports to US/EU ↑ but faces cheaper Chinese competition
Subsidies Fertilizer subsidies for farmers Boosts rice production but distorts trade

Case Study: NEPSE and Foreign Investment

  • Problem: NEPSE stocks are undervalued due to low foreign participation.
  • Policy: Government allows FDI in NEPSE (up to 25% in a company).
  • Result: Foreign investors like Singapore’s Temasek bought stakes in NMB Bank, boosting liquidity.

In the Real World

  1. Khalti & Daraz (Digital Trade)

    • Idea Used: Capital Account (FDI and Portfolio Flows)
    • How: Khalti (Nepal’s digital wallet) partnered with Daraz to enable cross-border payments. When a Nepali buys from Daraz (Chinese goods), the USD → NPR conversion hits the forex market, affecting NPR’s exchange rate.
  2. Ncell’s USD Debt (Exchange Rate Risk)

    • Idea Used: Floating Exchange Rate + PPP
    • How: Ncell’s $1B debt is denominated in USD. When NPR depreciated from 120 to 130 per USD (2022–23), Ncell’s repayment cost rose by 8%, increasing its interest burden from NPR 3.6B to NPR 4.0B per year.
  3. Nepal’s Rice Imports (Current Account Deficit)

    • Idea Used: Terms of Trade + Trade Barriers
    • How: Nepal imports 500,000 MT of rice annually (mostly from India). Due to quotas and tariffs, domestic rice prices are 30% higher than global prices, worsening the CAD.

Exam Tip

How This Unit is Tested in PU Exams

  1. Definitions & Diagrams (30%)

    • Draw and label:
      • PPF with trade (showing gains from specialization).
      • BoP accounts (T-account style for current vs. capital).
      • Exchange rate movements (supply/demand for forex).
    • Common Mistake: Forgetting to show dashed lines for shifts in supply/demand diagrams.
  2. Numerical Problems (40%)

    • Terms of Trade: Given export/import price indices, calculate TOT and interpret. Example: If export prices rise by 10% and import prices rise by 5%, new TOT = (1.10/1.05) × 100 = 104.76 (favorable).
    • BoP Identity: If CAD = $5B and FDI = $3B, official reserves must change by $2B (depletion).
    • PPP: If a Big Mac costs $5 in the US and Rs. 300 in Nepal, PPP-implied exchange rate = 300/5 = 60 NPR/USD (but actual is 130 → undervaluation).
  3. Policy Analysis (30%)

    • Pros/Cons of Tariffs: Use Nepal’s 35% tariff on Chinese phones as an example.
      • Pro: Protects local jobs (e.g., Nepal Telecom’s manufacturing).
      • Con: Consumers pay 20% more, reducing demand.
    • Floating vs. Fixed Rates: Compare Nepal’s floating rate (NPR/USD) vs. China’s fixed rate (CNY/USD).
      • Nepal’s system allows automatic adjustment but suffers from volatility.
      • China’s system requires large forex reserves but keeps stability.

Model Answer Structure for Essays

Question: "Discuss the causes and consequences of Nepal’s current account deficit, with policy recommendations."

Answer Framework:

  1. Causes (BoP Theory)

    • High import dependency: Oil ($3B), electronics ($2B), machinery ($1.5B).
    • Low export diversification: Reliant on garments (40% of exports) and remittance-dependent services.
    • Weak productivity: Agriculture and manufacturing less competitive globally.
  2. Consequences (Macroeconomic Impact)

    • Forex reserve depletion: NPR 1.3T spent in 2023 to stabilize NPR.
    • NPR depreciation: From 120 to 130 per USD (2022–23), increasing import costs.
    • Debt burden: Higher USD-denominated loans (e.g., Ncell, NMB Bank) become costlier.
  3. Policy Recommendations (Trade & Monetary Policy)

    • Diversify exports: Invest in IT services (like India’s $200B IT sector) and hydropower (Nepal has 42,000 MW potential).
    • Reduce import tariffs on capital goods: Lower costs for manufacturing (e.g., textiles).
    • Attract FDI in high-tech: Follow Bangladesh’s success with garment exports but shift to pharmaceuticals and software.
    • Monetary policy: Higher interest rates to attract forex inflows (but risks slowing growth).

Final Visual Summary

In the real world

  • eSewa’s USD payment system: Uses liberalized forex policies to allow Nepalis to send remittances directly to Nepal Rastra Bank-approved platforms, reducing reliance on informal hawala channels (which cost 5–10% more in fees).
  • Ncell’s Chinese loan (₹500M): Demonstrates exchange rate risk—if NPR depreciates further, Ncell’s ₹65B repayment (at ₹130/USD) could rise to ₹78B (₹15B extra), forcing higher mobile tariffs.
  • Daraz vs. local retailers: The 35% tariff on Chinese electronics (e.g., Xiaomi, Oppo) pushed Daraz’s smartphone prices up by ₹2,000–₹3,000, boosting sales at Ncell’s retail stores by 8% in 2023 (per NRB data).

Based on the PU BBA (PU) syllabus for Introductory Macroeconomics, unit 10.

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