Discover how negative convexity affects bond prices, key risks, and how to calculate it. Learn why mortgage and callable ...

The iShares MBS ETF (MBB) is not our favorite investment in the current environment at all. We think there are two issues. Firstly, negative convexity in a relatively benign economic scenario, and ...

NEW YORK (Reuters) -The recent drop in U.S. yields has raised speculation that a wave of buying of Treasury securities and derivative products called interest rate swaps by mortgage portfolio managers ...