A man reads a magazine while standing in front of a shop that buys and sells gold on April 16, 2013 in Berlin, Germany. - 

Oil prices were up about one percent this morning, but they remain at their lowest level in nine months after dropping ten percent this month. Gold, which was also up slightly this morning, is around a two year low.

Diane Swonk, chief economist with Mesirow Financial, joins Marketplace Morning Report host Jeremy Hobson to explain why commodity prices are falling and how the U.S. economy could benefit.