The example described in this article combines the following components from IBM's portfolio of information management and business analytics products

本文所描述的示例结合了以下来自 IBM 信息管理和业务分析产品组合的组件

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Establishment of portfolio management governance: Key components.

项目组合管理治理的建立：关键组件。

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Figure 5 provides an example of a generic portfolio management Adoption Roadmap, developed by IBM Rational as part of the delivery effort for portfolio management processes and solution components.

图5展示了一个一般化的项目组合管理采用路线图实例，它是由IBM Rational开发的，作为项目组合管理过程和解决方案组件的交付工作的一部分。

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There are some big caveats to that but here are the main components of the portfolio.

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The bottom two rows of the table clearly show that the return of the total portfolio (which, in this simulation, was rebalanced quarterly) exceeds the weighted average of the individual portfolio components.

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The math for doing this can get complex for the individual investor, since the overall volatility of the portfolio depends upon how the individual components behave in relation to one another.

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