pyramid scheme造句怎么写

Some people confuse the Amway business opportunity with disreputable pyramid schemes. However, there are major differences, which have been officially recognized by the us Federal Trade Commission.

For now, new investors hoping to strike it rich are propping up stocks like some huge, multi-million-person pyramid scheme.

ng said he had not posted his last book, a nonfiction work about a pyramid scheme, for that reason.

For all the new-fangled financial instruments, this was just another one of those financial crises based on excess leverage, or borrowing, and a pyramid scheme.