项目组合管理实务(z英文版)(ppt 38页)

项目组合管理实务内容提要：
The Emergence of Project Portfolio Management
1952, Modern Portfolio Theory (MPT), Harry Markowitz, Journal of Finance, Portfolio Selection
1990, Harry Markowitz shared Nobel Prize, dominant approach used to manage risk and return within financial markets
1981, F.Warren McFarian, Portfolio Approach to Information Systems, HBR, to employ a risk-based approach to the selection and management of IT projects.
1990s, a broader use of ideas of portfolio management
1998, John Thorp, The Information Paradox. Portfolio management was used to manage risk and maximize return along a number of dimensions.
Present, portfolio management as central elements of good investment management
The total risk of a portfolio comes from the
variance of the components and from the relationships among the components.
The point of diversification is to achieve a
given level of expected return while bearing the least possible risk A portfolio dominates all others
if no other equally risky portfolio has a higher expected return, or if no portfolio with the same expected return has less risk.
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