Over the past 10 days, MBS prices have risen by roughly 50 basis points. Since early April, prices have jumped 150 basis points, based on the Fannie Mae 4s, catching market participants off guard. Joe Farr, director of sales for MBSQuoteline, noted, “The expectation was that everyone thought bond prices would fall.” But it hasn’t turned out that way, even with the Federal Reserve continuing to taper its investment in MBS. The problem in the MBS market continues...