Pyramid scheme

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

A pyramid scheme or pyramid scam is a fraudulent business model in which participants earn money primarily by recruiting new members rather than by selling products or services to end consumers or by generating genuine investment returns.

Excerpt from the Wikipedia article “Pyramid scheme”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: IngresosAlternativos, CC BY-SA 3.0, via Wikimedia Commons.