Some ethics specialists wonder whether Mr. Bush's ethics guidlelines could discourage talented people from entering Government service.

George Rutherglen, a legal ethics specialist at the University of Virginia, said the monitoring was unnecessary because "there are ways to get this information now."

While ethics specialists said members of most federal commissions typically have to disclose their financial interests to the public, the White House pointed to a number of exceptions in foreign intelligence and domestic security.

Some leading ethics specialists say the defense lawyers' insistence on controlling Mr. Kaczynski's defense is the height of arrogance.

Some legal ethics specialists said too little was known about the circumstances to determine what ethical rules applied.

Commenting on the matter, Professor Geoffrey Hazard, a legal ethics specialist, said that "However passionate a fan you might be of the Eagles, it's just imprudent" to take the tickets.

Dr. Levine was a member of the AIDS foundation's committee, and was designated spokesman by the other ethics specialists.

Congressional ethics specialists said the omission was at least a technical violation of the disclosure rules, which are intended to identify a lawmaker's business partners and potential conflicts of interest.

These kinds of engagements between a board member and the related company are frowned upon by some corporate ethics specialists.

Her comments were echoed by Geoffrey Hazard, an ethics specialist at Yale law school who has argued against the proliferation of formal ethics rules.