Under centralized decision making, a central decision maker aims to maximize the whole SC profit.
Three scenarios are studied: independent decision making in which there is no agreement between the parties; VMI, whereby the vendor initiates orders on behalf of the retailer; and central decision making in which both vendor and retailer are controlled by the same corporate entity.
Most existing studies on EV charging infrastructure planning take a central planner's perspective, by assuming that investment decision on charging facilities can be controlled by a single decision entity.
Combat entities represent the military hardware or combatants; logical entities represent the judgment and decision entities for the interaction between various entities; and environmental entities emulate the constituents of real combat environment.
All decision entities have individual objectives, constraints, and variables and do not cooperate with one another.
When it comes to innovation, central decision-making is bad, no matter how good the decision-makers are.
The decision-making bodies of member units may also participate in central decision-making bodies.
Some solutions operate on a global level aiming at providing balanced system loads or optimum collective measures, e.g. concerning user satisfaction (throughput, latency), battery lifetime and OPEX by having a central network entity involved in making decisions for all the mobile devices [4, 5].
In the centralized approach, a central entity called a spectrum server or a spectrum broker, which is responsible for sharing the available spectrum band among the CR users while in the distributive method, each CR user participates in the sharing decision.
"We could achieve extraordinary economies of scale by buying in one central entity, in one central way, managing this centrally," he said.
