Goldilocks area
attrib.— «As a result, he said, there is demand for low-risk, medium short-term obligations, such as the one- to three-year area of the ABS market. That is “the Goldilocks area of the market,” he added.» —“Ford’s $2.2 Billion Deal Is Welcomed” by David Feldheim Wall Street Journal Mar. 13, 2003. (source: Double-Tongued Dictionary)