 An additional 30,000 soldiers were recruited as a short-term measure to assist in the structural changes, although a permanent end-strength change was not expected because of fears of future funding cuts, forcing the Army to pay for the additional personnel from procurement and readiness accounts.Up to 60% of the defense budget is spent on personnel and an extra 10,000 soldiers would cost US$1.4 billion annually.On November 22 and 23, 2002, the Belfer Center for Science and International Affairs held the "Belfer Center Conference on Military Transformation".