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1. To use unrealized profits from margin transactions to increase one's margin. That is, one uses unrealized profits as collateral on a margin account in order to borrow more money from a brokerage to buy more securities.

2. To borrow to expand a company's operations.

3. See: Ponzi Scheme.


A classic investment fraud in which the operator pays promised high returns to current investors from the contributions made by new investors. Thus, funds are never invested in any productive assets but are simply paid out as a return to existing owners. The operator must continue to attract more and more investors in order to pay a return to those who have already committed their funds. Also called Ponzi scheme.


To use profits derived from a profitable security position in combination with borrowed money in order to acquire an even larger investment position. Pyramiding, which is very risky, allows an investor the possibility of greater profits by using a given amount of funds to control the maximum amount of securities.
References in classic literature ?
As soon as this occurred, the bees ceased to excavate, and began to build up flat walls of wax on the lines of intersection between the basins, so that each hexagonal prism was built upon the festooned edge of a smooth basin, instead of on the straight edges of a three-sided pyramid as in the case of ordinary cells.
The Great Pyramid put it into his head to go up the Nile.
This is the most up-to-date compendium of information about Egyptian pyramids.
Because of this problem, and for other reasons, several groups have developed food guide pyramids specifically for vegetarians.
The legacy of Egypt's pyramids is so great, as MARK LEHNER'S The complete pyramids (256 pages, 83 colour plates, 473 black-&-white illustrations.
The success of the early investors lures large numbers of people into the pyramids.
Reproducible activity sheets give teens a hands-on opportunity to fit favorite foods--including crackers and cheese, pizza, and tacos--into their personal "food pyramids.
The board is then split in half, with the two people who were on the second tier now moving to the top of the new pyramids.
A discipline as old as the pyramids themselves, program management is the science and practice of managing large, complex public works projects.
Interlink Networks, a leading developer of network security and access control software, today announced that it has entered into agreement with German-based solution provider Pyramid Computer for integrating its Secure.
The Innovation Group has announced the acquisition of Pyramid Acquisition Corporation ("Pyramid"), the parent of Pyramid Services, Inc.
MH2Technologies will market and distribute Wall Technologies' product under the names Pyramid Series by Michael Holigan for residential usage and Michael Holigan Pyramid Series Commercial Block for commercial applications, such as for hotels, movie theaters, churches, schools and office buildings.