Mortgage ratesunexpectedly fellto new 7-month lows today, following bond market gains in the overnight hours (Asian and European trading sessions). Interest rates are driven by bond markets. The latter is part of an ecosystem of "risk" associated with the entire financial market. At times, most of that broader market will collectively move toward or away from risk. When investors are shedding risk, bonds (and thus, mortgage rates) tend to benefit. Adding to the bigger-picture move was a headline regarding China's intention to buy more US bonds. Higher demand for bonds results in higher prices (which move inversely from rates)...(read more)Forward this article via email:Send a copy of this story to someone you know that may want to read it.