Business managements make daily decisions on many issues, such as how much and where to produce, for which market, what prices to set, and how much stock to keep. Mathematical models can help to make the best decisions, among the possible alternatives. The objective of this book is to present a survey of selected Operations Research methods, and some of their applications to managerial decision making, concerning production, inventory, distribution, and integrated supply chain modelling. Also included are listing of some computer programs to compute operations research models.