Mr. Buffett predicted that derivatives, a major business for Enron, would also trip up other firms.
The affected operations involve intermediation of over-the-counter security derivatives and credit derivatives, a company spokesman in Tokyo said.
Last year, the agency began a broad study into the mutual fund industry's use of derivatives, a growing phenomenon.
Essential economic reform, says Financial Derivatives, a Nigerian economic consultancy, starts with negotiations with the World Bank.
His book "Derivatives: A Comprehensive Resource for Futures, Interest Rate Swaps and Mortgage Securities," are among the most assigned books on the subject in many universities.
The biggest drawback is the creation of a trillion-dollar market in carbon futures and derivatives, a speculator's playground that has economic disaster written all over it.
The Stuttgart exchange has over 80% of the retail market for warrants, or securitised derivatives, a huge and growing business among private investors.
The continuing influence of "Candide" is perhaps best measured by its many derivatives, a virtual Voltaire industry in the publishing world.
(The exception to that rule was the handling of derivatives, a business the banks get to keep, even if they have to operate under new restrictions).
Under the Dodd-Frank regulatory overhaul law, the agency must devise more than 50 new rules governing derivatives, a central cause of the financial crisis.
The Enron Corporation used derivatives in part to keep debt off its balance sheet, and the supporters of more government regulation called the use of derivatives a factor in the company's collapse.
