Organizational Influences, Workplace Factors, and Quality
Study by DeMarco and Lister showed that organizational issues had a much greater influence on programmer productivity than the technical environment or programming languages
Programmer productivity varied by a factor of one to ten across organizations, but only by 21 percent within the same organization
Study found no correlation between productivity and programming language, years of experience, or salary.
A dedicated workspace and a quiet work environment were key factors to improving programmer productivity