  Functioning of business processes of high-tech enterprise is in a constant
interaction with the environment. Herewith a wide range of such interaction
represents a variety of conflicts affecting the achievement of the goals of
business processes. All these things lead to the disruption of functioning of
business processes. That's why modern enterprises should have mechanisms to
provide a new property of business processes - ability to maintain and/or
restore functions in various adverse effects. This property is called
functional stability of business processes (FSBP). In this article we offer,
showcase and test the new approach to assessing the results of business process
re-engineering by simulating their functional stability before and after
re-engineering.
