Breakdown of Software Expenditures in the Department of Defense, United States and in the World
Kathy A. Bannick · Calhoun: The Naval Postgraduate School Institutional Archive (Naval Postgraduate School) · 1991
This study was conducted to identify credible sources for estimating expenditures in software development, maintenance and acquisition. This research encompasses the United States, the Department of Defense and the world. This study attempts to reconcile various sources which report expenditures in different ways. These figures are often estimates and frequently combined with other software related costs or revenues. Software expenditures in 1990 were over $185 billion worldwide with approximately $90 billion being spent in the United States. The Department of Defense accounted for approximately $27 billion.