Estimation of efficiency of introduction of information systems

To estimate prospective economic benefit from introduction of information system is difficult, therefore the technique of a look-ahead estimation of efficiency of information systems, which is based on engineering a system of indicators of the separate business processes operating at the enterprise, is offered. The given technique allows at a preliminary stage (a stage of decision-making on enterprise automation) to define the basic requirements to the level and the structure of information system. It is reached at the expense of consideration of influence of information system on separate indicators of automated business process. The use of the technique allows to reduce expenses of the enterprise for its automation and to raise return from the used information system.