Neither the Presidential dollar coin, introduced 11 years ago, nor the Eagle dollar coin, introduced 3 years ago, remained in circulation long: people simply preferred spending paper dollars.

11年前发行的Presidential dollar和3年前发行的Eagle dollar中的任何一种都没有在流通领域存在很长时间：人们只是更愿意使用纸币。

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In contrast, Mr. Obama is proposing vast new increases in spending, estimated by budget watchdog groups to cost well over a trillion dollars during his presidential term.

FORBES: John F. McCain

She will need their cash it can take tens of millions of dollars to bankroll a presidential candidacy.

CNN: Is She Ready to Rule?

Obama, a master fundraiser among both the masses and the chic, collected two of every three campaign dollars in the 2008 presidential race.

FORBES: Millionaire Towns For Obama