The rules now apply to most of these derivative securities, too.

Those losses reflect the fact that derivative securities are far more prevalent than they ever were before.

Such derivative securities, the report said, allow big institutional investors to get in or out of the market at very low cost.

Because of complex strategies involving options, futures and other derivative securities, however, that is not always the case now.

The key is to create a derivative security whose value depends on who becomes chief executive.

One is to require buyers of derivative securities to put up more cash.

That is truer now than ever as derivative securities are used by promoters.

The right response is to regulate such derivative securities out of business.

The market for derivative securities has grown quickly in recent years.

In finance, derivative is a common short word for derivative security.