Congressional staff members said they did not know if any would answer questions.

Congressional staff members believe there are at least two ways the politics might work.

Republican Congressional staff members defended the increase for the same reason.

They were made available by a Congressional staff member who wanted to see the issue investigated further.

"They don't have control of basic institutions," said one Congressional staff member.

Another factor, some Congressional staff members say, is that the industry never really presented a clear idea of what it wanted to do.

The Congressional staff members said they believed that no more than $1 billion was involved in this part of the legislation.

Even Congressional staff members who monitor the law are not pressing very hard for a decision.

We haven't taken a position because our Congressional members are divided on what should happen.

Congressional staff members said the changes would also help an additional 125,000 people who are estimated to become disabled in the future.