Sen. Joseph Biden, D-Del., chairman Senate Foreign Relations Committee, Democratic presidential hopeful Barack Obama's running mate.
Earned income: $298,200.
Honoraria, all donated to charity: $1,025.
Major assets: Bank accounts, mutual funds and insurance policies, $59,000-$366,000.
Major sources of unearned income: Income from various mutual funds, dividends from Massachusetts Mutual Life Insurance Co. policies, $2,501-$5,000.
Major liabilities: Loans against cash value of life insurance policies, $15,001-$50,000; loan co-signer to pay for son's college expenses, $15,001-$50,000; line of credit, J. Wilmington Savings Fund Society, $100,001-$250,000.
Gifts: None.
Narrative: Biden collected $112,500, the second half of his advance, for delivering the manuscript of his book, "Promises to Keep," to publisher Random House in July 2007. He also earned $20,500 in teaching stipends from Widener University. The unsuccessful presidential candidate appeared on "Real Time with Bill Maher" and "The Late Show with David Letterman" last year, collecting $1,025 appearance fees for each that went to charity.