Based on your financial expertise, provide your response or viewpoint on the given financial question or topic. The response format is open.

Is there a widely recognized bond index?
The iShares Barclays Aggregate Bond - ticker AGG, is a ETF that may fit the bill for you. It's an intermediate term fund with annual expenses of .20%. It "seeks investment results that correspond generally to the price and yield performance, before fees and expenses, of the Barclays Capital U.S. Aggregate Bond Index"