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What is 'Modern Portfolio Theory  MPT'
Modern portfolio theory (MPT) is a theory on how riskaverse investors can construct portfolios to optimize or maximize expected return based on a given level of market risk, emphasizing that risk is an inherent part of higher reward.
Also called "portfolio theory" or "portfolio management theory."
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BREAKING DOWN 'Modern Portfolio Theory  MPT'
According to the theory, it's possible to construct an "efficient frontier" of optimal portfolios offering the maximum possible expected return for a given level of risk. This theory was pioneered by Harry Markowitz in his paper "Portfolio Selection," published in 1952 by the Journal of Finance.
There are four basic steps involved in portfolio construction:
Security valuation
Asset allocation
Portfolio optimization
Performance measurement
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RELATED FAQS

Where did Modern Portfolio Theory (MPT) come from?
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How is portfolio variance reduced in Modern Portfolio Theory?
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What are the advantages of portfolio planning with the efficient frontier?
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How is correlation used in modern portfolio theory?
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