Portfolio management is a discipline which requires the definition and implementation of specific organizational entities and individual roles in order to establish who carries on what work effort.

项目组合管理是一个为了设立谁开展了什么工作而需要具体的组织实体和个人角色的定义和实现的规程。

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First, we can now introduce a definition of portfolio that relates more directly to the context of our preceding discussion. In the IBM view, a portfolio is.

首先，我们现在可以引入一个和下面将要进行的讨论更直接相关的定义。

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