IOMA's Report on Salary Surveys: Access ABI Inform, specify IOMA Report on Salary Surveys as the publication title, and launch the search. You may consider adding "architect" as a keyword to the search string to zone in that area.
American salaries and wages survey
AIA's Architecture Billings Index: A leading economic indicator of construction activity and demand for design services.
Prisma Recruitment Salary Survey 2011; Updated 5/1/2012
Compensation Methods for Architectural Services Thomas R. Gossen, AIA, PE, Secretary/Treasurer and Chief Operating Officer Gossen Livingston Associates, Inc. This internet article discusses fees from the broadest perspective applicable to architectural services as a whole. Most architects are willing to do business under any of a number of fee arrangements; generally, the method chosen is for the convenience of the client. Definitions of terms used in this article are covered in Section 2.