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Questions › IIT JAM › IIT JAM 2022 › Q35
2 marksInternational Economics › Balance of payments and exchange rates › Devaluation, the Marshall-Lerner condition and the J-curveModerateabout 2 min

IIT JAM 2022 Question 35: Balance of payments and exchange rates

The real exchange rate is e=EP/P⋆e = EP/P^{\star}e=EP/P⋆, where eee is the price of domestic goods in terms of foreign goods, EEE is the price of domestic currency in terms of foreign currency, PPP is the domestic price level and P⋆P^{\star}P⋆ the foreign price level. If the Indian Rupee depreciates against the Japanese Yen and the Marshall-Lerner condition holds, then

Select all that apply.

Answer and worked solution

Answer: (B) and (C)

A rupee depreciation lowers the foreign-currency price of Indian goods, so foreign demand for Indian goods increases, supporting statement (C).

When the Marshall-Lerner condition holds, the sum of the export and import demand elasticities exceeds one, so depreciation improves the trade balance, supporting statement (B). Imports become more expensive and fall, so (A) is wrong, and (D) contradicts (C). The correct statements are (B) and (C).

The trap: (A) India's imports will increase.

Depreciation raises the domestic-currency cost of imports, so imports fall rather than rise; the Marshall-Lerner condition is precisely what guarantees the balance improves.

Plain-text version

The real exchange rate is e = EP/P^⋆, where e is the price of domestic goods in terms of foreign goods, E is the price of domestic currency in terms of foreign currency, P is the domestic price level and P^⋆ the foreign price level. If the Indian Rupee depreciates against the Japanese Yen and the Marshall-Lerner condition holds, then (A) India's imports will increase. (B) India's trade balance will improve. (C) foreign demand for Indian goods will increase. (D) foreign demand for Indian goods will decrease.

Also written as: The real exchange rate is e = EP/P*, where e is the price of domestic goods in terms of foreign goods, E is the price of domestic currency in terms of foreign currency, P is the domestic price level and P* the foreign price level. If the Indian Rupee depreciates against the Japanese Yen and the Marshall-Lerner condition holds, then

Balance of payments and exchange rates has come up 120 times in 7 exams since 2007.

What this question tests

This question is on Devaluation, the Marshall-Lerner condition and the J-curve, part of Balance of payments and exchange rates in International Economics.

When a fall in the currency improves the trade balance and why it may first worsen it.

TestStop has 16 past-paper questions on this subtopic; the nearest in year are below.

  • GATE 2021 · Q4If the sum of price elasticities of imports and exports of a country exceeds unity, then a depreciation of…
Take this paper as a timed mockMore on Devaluation, the Marshall-Lerner condition and the J-curve

Question from the IIT JAM 2022 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.