除了建立决策权和管理SOA生命周期之外，该场景还把重点放在定义高价值的业务服务和在运行时度量它们的有效性上。
Apart from establishing the decision rights and managing the SOA life cycle, this scenario also focuses on defining high-value business services and measuring their effectiveness at run time.
对决策有用的信息不一定能保证契约的有效，会计的决策有用性与契约有效性之间存在冲突。
Because the information useful in decision-making cannot ensure the validity of contract, there is a inconsistency between decision usefulness and validity of contract.
为解决逆向选择和道德风险问题，会计被赋予决策有用性和契约有效性的功能。
To solve the problem of adverse selection and moral hazard, accounting is characterized decision usefulness and the validity of contract.
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