pyramid selling به انگلیسی

 

From Longman Dictionary

pyramid ˌselling noun [uncountable]

a business activity in which the main income comes from people who buy the right to sell products, rather than from the sale of the products themselves. Pyramid selling is illegal in many places

Example

Sections 118-123 deal with pyramid selling

Pyramid selling is concerned with marketing goods or services through a chain of private distributors