That decision, he said, would depend on whether money-losing power contracts could be renegotiated.
Should it then go further and cancel its nuclear power contracts with Moscow?
Enron and Merrill restructured the power deal as a complex series of gas and power contracts over four years.
In the mid-1980's, Watson helped create a company to trade in gas and power contracts.
In addition to wanting to tear up the high-priced power contracts, state officials also want $9 billion in refunds.
Many of the power contracts are with individual residences and businesses, which have increasingly turned to leasing solar systems to avoid the upfront costs.
In January, Orbán secretly went to Moscow, met Putin, and secured a $10bn £6.2bnn) credit in return for awarding nuclear power contracts to the Russians.
The El Paso Corporation, the largest United States pipeline company, said yesterday that the Securities and Exchange Commission was investigating its accounting treatment of some power contracts.
Through these entitities -- with names like Cedar Brakes I and Cedar Brakes II -- El Paso securitized the renegotiated power contracts and sold them to outside investors.
Investors and analysts asked Williams to explain how its traders were compensated and whether the system included an incentive to over-report profits from power contracts.
