Mr. Moll will be replaced at Channel 4 by Bill Bolster, who most recently was president of Multimedia Broadcasting, based in St. Louis.

"The simple reason is that people are now managing their retirement funds through what's called a 401(k) plan," said Bill Bolster, president of CNBC.

Bill Bolster, the CNBC president, said that such accusations were unfair.

Bill Bolster, president of CNBC, said, "Prudential came to us to market their finest properties to an audience that they are not able to reach elsewhere."

Bill Bolster (class of 1967), retired CEO of CNBC International.

She has taken over for Bill Bolster, one of television's looming figures, a master of marketing and TV gimmickry who is now running CNBC International.

"The vision for this new facility is that it will house the CNBC not of the year 2002 but of 2010 and beyond," said Bill Bolster, the network's president.

"We are looking at CNN," said Bill Bolster, the president of CNBC.

"We're broadening out our approach to encompass what people are going to do with their money," Bill Bolster, CNBC's chief executive, said.

"Bill Bolster is an extraordinary broadcaster," Mr. Bartlett said in a statement.