264 страниц. 2010 год. LAP Lambert Academic Publishing This monograph presents the realistic situation prevailing in market of progressive payment scenario. The theoretical inventory models are developed using mathematical tools and analyzed using mathematical software Maple 10. The managerial insights are discussed in each chapter. The monograph discusses the basic concepts of progressive payments offered to the buyer by the vendor for different demand structures. It gives the solution methodology for decision maker to decide his optimal policy.