Mortgage rates moved higher Tuesday following a brief sell-off of mortgage-backed securities late Monday in light trading. Final revisions to third quarter GDP showed the economy declined 0.5% for the period, as expected. New and Existing Homes Sales fell in November more than forecast. Stocks were modestly lower, while oil prices fell below $40 per barrel. Those looking to refinance at or below 5% with minimum closing costs may need to wait until after the first of the year. Lenders have priced artificially high due to under-capacity of the industry, a problem that has been exacerbated by staff shortages through the holidays.