pyramiding

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a fraudulent business practice involving some form of pyramid scheme e.g., the chain of distribution is artificially expanded by an excessive number of distributors selling to other distributors at progressively higher wholesale prices until retail prices are unnecessarily inflated
• Hypernyms:
swindle, cheat, rig

• Từ đồng nghĩa / Synonyms:
  Pyramid, Great Pyramid, Pyramids of Egypt