By Diana Olick | CNBC
Mortgage rates moved solidly higher last week, but lenders saw no letup in loan demand.
Mortgage application volume rose 4 percent from the previous week. The Mortgage Bankers Association included an adjustment for the Martin Luther King Day holiday. Volume continues to lag last year, however, by 18 percent, mostly due to the falloff in loan refinances since rates shot up after the presidential election.
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