This is consistent with his being the only Democratic presidential candidate to have released his earmarks.
From Reason Magazine:
"Every American has the right to know how the government spends their tax dollars, but for too long that information has been largely hidden from public view," says Sen. Obama, whose role in creating FFAT [Federal Funding and Tranparency Act] can't be overstated. "This historic law will lift the veil of secrecy in Washington and ensure that our government is transparent and accountable to the American people. And I will be proud to fully implement and enforce this law as president."
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