Aug. 28 (Bloomberg) -- Edward Glaeser, professor of economics at Harvard University and a Bloomberg View columnist, says that national trends in housing continue to be a relatively poor guide to local markets. Glaeser speaks with Bloomberg's Carol Massar and Michael McKee on "Bloomberg On the Economy." (Edward Glaeser, an economics professor at Harvard University, is a Bloomberg View columnist. He is the author of "Triumph of the City." The opinions expressed are his own.) (Source: Bloomberg)