Senate Investigation of rating agencies in the aftermath of Enron

After holding extensive hearings, The US Senate Committee on Governmental Affairs on October 8, 2002, issued a report "The US Financial Oversight of Enron: The SEC and Private-Sector Watchdogs".  Section II relating to "ENRON AND THE CREDIT RATING AGENCIES" is extracted here for you.  The extract is 31 pages long; so           watch out before pressing the print key.  Answer the following questions based on the report.  Another article:

Is Enron Overpriced - Mar 05 01 - Fortune may also be helpful.

Please restrict your answer to a total of 2 pages for all questions together.

According to the Senate Report
1. What is the NRSRO? Where do NRSRO ratings play explicit roles in financial contacting ?
2. What is the "haircut" rule?
3. Could the NRSRO use non-public information legally?
4. How do the rating agencies generate revenue?
5. According to the Senate, the raters, "Despite their stated goal of assessing long-term corporate strength", were doing what with respect to Enron?
6. If you got a chance, what questions would you ask S&P’s primary Enron analyst, Todd Shipman?
7. What are credit rating triggers and how do you think Enron's management and the rating agencies handled them?
8. What accusations does the Senate make regarding the agencies’ analyses and actions regarding their rating of Enron?
9.  Did any financial analyst or reporter have doubts about Enron before October 2001?