In the Department of Defense, civilian workers in the support occupations that CBO analyzed cost the government as a whole about 30 percent less, on average, than military personnel. Consequently, the department could reduce federal costs by replacing some military personnel in support positions with civilian employees. If it replaced 80,000 military personnel in nondeploying units, it could eventually save $3.1 billion to $5.7 billion annually, depending on how many civilians would be required to replace them.
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