Economics • International Trade

Tariff Impact Simulator

Adjust the world price and the size of a specific tariff to see how the tax on imports shifts the domestic price and quantity, and who gains and loses as a result — for Cambridge International AS Economics.

Tariff Analysis

International Trade & Government Intervention Model
0 20 40 60 80 100 0 20 40 60 80 100 A B C D Quantity Price Pw Pw+T Q1 Q2 Q3 Q4 Demand Domestic Supply Sw Sw+T
Area A: Producer Surplus Gain
Area B: Production Inefficiency (DWL)
Area C: Govt Tariff Revenue
Area D: Consumption Inefficiency (DWL)

Simulation Controls

⚠️ Prohibitive Tariff! The tariff price equals or exceeds the domestic local equilibrium price ($55). Trade has ceased entirely (Imports = 0).

Market & Welfare Analysis

Stakeholder / Metric Impact Value
Consumers Worse Off Loss: -0 (A+B+C+D)
Domestic Producers Better Off Gain: +0 (Area A)
Government Revenue Gain: +0 (Area C)
Importers / Foreign Volume Dropped -0 units
Net Social Welfare Deadweight Loss -0 (B + D)

Quantity Changes

Domestic Output (Q1 → Q2) +0 units
Domestic Demand (Q4 → Q3) -0 units
Import Volume (Q4−Q1 → Q3−Q2) 0 units

Tariff Impact Simulator — Key Terms

Key concepts and translations across English, te reo Māori, Simplified Chinese (中文) and Korean (한국어).

EnglishTe reo Māori中文(简体)한국어What it means on this page

On the te reo Māori column. Terms marked as gaps have no attested equivalent in the sources checked — Karaitiana Taiuru's Dictionary of Māori Computer and Social Media Terms, Paekupu, the Reserve Bank's te reo financial glossary and Te Aka. No coinage is printed as though it were established; where a class needs one, commission it from Te Taura Whiri i te Reo Māori and credit the translator. Te reo Māori is not italicised and takes no plural "s".