Significant progress was made on building working capital and operating reserve funds equivalent to six - months of operating expenses. (stand.org)
Amundsen, Eirik S. and Bergman, Lars (2007): Provision of operating reserve capacity: Principles and practices on the Nordic Electricity Market. (mpra.ub.uni-muenchen.de)
Typically, these surpluses are used to build operating reserves of about 5 percent of a school's yearly budget, to insure against normal cash - flow needs, temporary revenue interruptions, or fluctuations in annual per - pupil funding levels. (educationnext.org)