Definition. Project Cost Management is a group of processes required to ensure the project is completed within the approved budget. Processes. There are following processes which are part of Project Cost Management. Resource Planning; Cost Estimating; Cost Budgeting; Cost Control
The definition of an arbiter is someone who is either qualified to judge or chosen to decide something. Jennifer Lopez is an example of an arbiter for the television show American Idol. 1  a person selected to judge a dispute; umpire; arbitrator.  a person fully authorized or qualified to judge or decide.
Arbitration, a form of alternative dispute resolution (ADR), is a technique for the resolution of disputes outside the courts. The parties to a dispute refer it to arbitration by one or more persons (the arbitrators, arbiters or arbitral tribunal), and agree to be bound by the arbitration decision (the award). A third party reviews the evidence in the case and imposes a decision that is legally binding on both sides and enforceable in the courts. Arbitration is often used for the resolution of commercial disputes, particularly in the context of international commercial transactions.