(www.bloomberg.com) The mounting polarization of U.S. politics imperils the U.S. economy, robbing it of jobs and investment. Read the rest of this post on the original site » Recommended Stories Gas prices: Drop 17 cents per gallon in one week as decreases at the pumps continue Gas prices: Decreases continue, falling 20 cents in one week to $4.29 per gallon Gas prices: Fall to $4.39 per gallon, dropping 16 cents in one week