The American Institute of Architects expects construction expenditures on commercial real estate projects to decline 16 percent in 2009 and an additional 12 percent next year.  commercial real estate construction decline.  The AIA projects the specific category declines as follows: Commercial / industrial 2009 2010 o                           Retail -28.0% -12.6% o                           Hotels -25.8% -16.8% o                           Office buildings -21.5% -17.3% o                           Industrial facilities [...]