It has been argued and stated that the 21st century is America's Pacific Century, the century or millennium of Asia, and century or era of China, the inevitable superpower. This paper explains the essence of the new changes when the Pivot Policy was announced by President Obama in 2011. The main question discussed is therefore the following: ‘Why (and how) did President Obama adopt (and impleme...

In this paper, a two-echelon supply chain, which includes two products based on the following considerations, has been studied and the bullwhip effect is quantified. Providing a measure for bullwhip effect that enables us to analyze and reduce this phenomenon in supply chains with two products is the basic purpose of this paper. Demand of products is presented by the first order vector autoregr...

Unlike commonly used methods, in this paper, we have introduced a new approach for designing fuzzy controllers. In this approach, we have simultaneously optimized both objective functions of a supply chain over a two-dimensional space. Then, we have obtained a spectrum of optimized points, each of which represents a set of optimal parameters which can be chosen by the manager ...

    Background: Tobacco consumption is still considered as the first preventable cause of death in the world. In order to influence tobacco policy process, researchers and policymakers must use frameworks of policy-making to understand the process to provide them insights for influence the process. This systematic review aims to review the application of policy analysis framework...