---
title: "Core in World-Systems Analysis | Model Diplomat"
description: "In world-systems analysis, the core refers to economically dominant states that extract surplus value, essential for understanding global economic dynamics."
url: "https://modeldiplomat.com/learn/glossary/core"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- In world-systems analysis, the "core" denotes the group of economically dominant, capital-intensive states that appropriate surplus value from the global periphery.
- Who developed the concept of the core in international relations?
- How does the core differ from the semi-periphery?
- Is world-systems theory's core concept still relevant in 2026?
- How does the core concept relate to dependency theory?

[Civil Service & Diplomatic Exams](https://modeldiplomat.com/learn/civil-services/glossary)Updated June 22, 2026

In world-systems analysis, the "core" denotes the group of economically dominant, capital-intensive states that appropriate surplus value from the global periphery.

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Immanuel Wallerstein, in \*The Modern World-System\* (1974), classified seventeenth-century Holland and nineteenth-century Britain as core states extracting surplus from peripheral colonies through unequal exchange.

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