A sequential grouping heuristic (SGH) that supports parallel computing is presented for solving the two-dimensional cutting stock problem with pattern reduction, where a set of rectangular items with given demand are cut from rectangular stock plates of the same size, considering both...

Inventory managers often group inventory items into classes to manage and control them more efficiently. The well-known ABC inventory classification approach categorizes inventory items into A, B and C classes according to their sales and usage volume. In this paper, we present an optimization...

This paper investigates an electricity time-of-use (TOU) tariff problem with the consideration of consumer behavior. Under the TOU tariff, we consider two periods: the peak and base periods. A two-level model is established to solve the TOU tariff problem: in the upper level, the producer...

The pricing issue of supply chain options is generally considered in the Stackelberg game framework in the literature. Such a pricing scheme, however, is usually unacceptable to the follower in the game since it serves only the leader's interest. Different from the existing literature, we...

This paper investigates technology investment under flexible capacity strategy with demand uncertainty. Technology investment enables a firm to reduce its total production cost, while flexible capacity strategy aims to reduce a firm׳s production waste by postponing production until demand is...