September ABI Returns to Positive Territory

September ABI 2015 . Image © CalculatedRiskBlog.com After a slight contraction in August, the September Architecture Billings Index (ABI) has returned to positive territory. As the American Institute of Architects (AIA) reports, the September ABI score was 53.7, up from a mark of 49.1. The new projects inquiry index was 61.0, down from a reading …