John Dimsdale
Washington, D.C. Bureau Chief, Marketplace
Economy
Berkshire Hathaway Chairman and CEO Warren Buffett waves at the New York Stock Exchange after ringing the opening bell on September 30, 2011 in New York City. A proposed 30 percent minimum tax on millionaires supported by Buffett and currently being pushed by President Obama has become known as The Buffett Rule.
Mario Tama/Getty Images
Health Care
People with tickets to view oral arguments in the Patient Protection and Affordable Care Act are escorted by police officers into the Supreme Court March 26, 2012 in Washington, D.C.
Chip Somodevilla/Getty Images