ocr: SISTRNSIONLUSURCINE MODEL Existing IS budget Transitional budget "Rightsizing" unding Declining mainframe EARETSES C l oar a convurs Figure 2.. According to Software Maintenance Speciatists" transitional OMISONTC- ing model, the shift to A client-server envtroument, for example, should quickly produce cost savmgs, due in part 10. shrinking manprame expenses. In this. sce- nario, the customer and the outsourcing service provider must agree on A pric- ing. scheme that closely corresponds to the customer's business cycles as opposed to using a static cost mhodel,