Here are a few additional maps that did not make it into the report itself. Below is a comparison of the pattern of regions in the US that were generating net migration into the Pittsburgh Metropolitan Statistical Area (MSA) over the period 2009-2010 and a comparable period 5 years earlier.
Click on the above link if you want to see the maps. The proximity effect is evident in both maps, particularly the one detailing inmigration to Pittsburgh for 2004-2005 (a peak of net outmigration for the Pittsburgh MSA). For 2009-2010, the striking feature is the substantial long-distance migration to Pittsburgh.
As a result of the relatively low rate of unemployment, Pittsburgh is attracting migrants on a national scale. Portland doesn't seem cooler than Pittsburgh at 8.4% (not seasonally adjusted). Portland is more Rust Belt than Pittsburgh.