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Asked: 11/10/2025In:

a country improve its terms of trade

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     What "Terms of Trade" Actually Is Terms of trade (ToT) quantify the value of a nation's exports in relation to its imports. Simply put, it is the rate at which you exchange what you sell to the world for what you purchase from it. Terms of Trade  Export Prices Import Prices Terms of Trade Import PrRead more

     What “Terms of Trade” Actually Is

    Terms of trade (ToT) quantify the value of a nation’s exports in relation to its imports. Simply put, it is the rate at which you exchange what you sell to the world for what you purchase from it.
    Terms of Trade 
    1. Export Prices
    2. Import Prices
    3. Terms of Trade
    4. Import Prices
    5. Export Prices
    If your prices for exporting are higher or your prices for importing are lower, your terms of trade are better — i.e., you can purchase more imports with the same number of exports.
    Increasing your terms of trade is essentially negotiating a better bargain in international trade — you pay less and receive more. All countries would be happy about that.

     The Theory: The “Optimal Tariff” Argument

    That’s where economics comes in with the concept of the optimal tariff — an idea that goes back to the early 20th century, with economists such as Bickerdike and Johnson.
    The thinking is this:
    • Assume your nation is big enough in global trade to make a difference in world prices (such as the U.S., EU, or China).
    • You put a tariff on imports — 10%, for example.
    • Foreign exporters have increased obstacles to selling into your market.
    • To maintain their commodities competitive, they may reduce their export prices.
    If that is the case, your nation pays less for imports, but your exports remain at about the same price.

    Your terms of trade are better.

    In this case, some of the burden of the tariff is placed on foreign producers instead of your domestic consumers. You receive better prices from overseas, and the revenue from the tariff contributes to your national income.
    In the theoretical economic world alone, that’s a win-win — at least for your nation.

    Why It Only Works for “Large” Economies

    The important assumption here is that the nation has market power — the capacity to influence world prices.
    • A small economy (such as Nepal or Costa Rica) can’t; world prices are determined by much bigger markets. Any tariff it levies simply increases local prices and penalizes its own citizens.
    • A big economy (such as the U.S., China, or the EU) can shape world demand sufficiently that foreign producers may pass on some of the tariff by reducing prices.

    That’s why this concept is referred to as the “optimal tariff” — it’s the tariff that optimizes the welfare of a country by enhancing its terms of trade just sufficient to cover the loss of efficiency from restricting trade.

    But There’s a Catch: Retaliation

    In real life, the world economy is not a game with one player. When one large nation applies tariffs, others retaliate.
    • This reprisal negates any initial gain due to improved terms of trade and usually leads to a trade war, lowering world welfare for all.
    • Throughout the U.S.–China trade war (2018–2020), both countries applied tariffs to shield their own industries and enhance bargaining leverage.
    • Rather than enhancing terms of trade, both countries incurred greater import prices, dislocated supply chains, and reduced growth.
    • Economists subsequently calculated the alleged “gains” from better trade terms as entirely offset by losses to consumers and exporters.
    So, theory may tell us that an optimal tariff makes things better, but the reality is that retaliation murders the gain.

    Contemporary Complexity: Global Value Chains

    One other reason the theory falls apart today is the nature of contemporary trade.
    • Years ago, nations primarily exchanged finished goods: one country sold cars, another textiles. Nowadays, production is splintered across borders — a product can travel 5–6 countries before it is delivered to consumers.
    • Placing a tariff on “imports” usually means levying taxes on components and materials your industries require. That increases costs for manufacturers at home, undermines exports, and can deteriorate your terms of trade instead of enhancing them.
    So, something that could have succeeded in the 1950s no longer works for the highly interdependent 2025 world economy.

     The Human Angle: Winners and Losers

    Even in theory, when a nation improves its national terms of trade by raising a tariff, not all are winners.
    • Consumers pay more — they lose purchasing power.
    • Protected industries win in the short term, with less foreign competition.
    • Exporters usually lose when trading nations retaliate.
    Poor families will hurt the most, as tariffs usually target first imported necessities (fuel, food, or technology).
    So, although the country’s overall well-being may appear healthier on paper, the effects on distribution can prove to be politically charged.

    Historical Examples

    The American Smoot-Hawley Tariff Act (1930): Meant to defend American farmers and enhance terms of trade, it actually unleashed a worldwide retaliation that further exacerbated the Great Depression.
    The U.S.–China Tariffs (2018–2020): Designed to better America’s trade position, they increased consumer prices and damaged manufacturing exports. Analysis concluded that there was nearly no net gain in U.S. terms of trade after allowing for retaliation.
    India’s selective import tariffs in recent years demonstrate that low, sector-specific duties can short-term spur domestic production, but the overall benefits are frequently balanced by more expensive imports and reduced export growth.

    In Summary

    So, can a nation enhance its terms of trade by raising a tariff?
    In theory, yes — if it’s a large economy, if the tariff is small, and if other countries don’t retaliate.
     In practice, nearly never — because international interdependence and political reaction undo those gains.
    The reality is:
    Tariffs are like painkillers — they may provide temporary relief, but excessive use creates greater long-term harm.
    Whereas a wisely calibrated tariff could temporarily adjust trade terms to benefit a dominant country, consumer welfare, global trust, and economic efficiency costs are typically far greater than the gains. Cooperation and open trade continue to be the longer-run run more sustainable way to raise welfare and prosperity in today’s global economy.
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