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This paper is concerned with multi-period asset–liability mean–variance portfolio selection with an uncertain exit time. By employing the mean-field formulation to this problem which involves ...

Clay Halton was a Business Editor at Investopedia and has been working in the finance publishing field for more than five years. He also writes and edits personal finance content, with a focus on ...

Understand the roles of different asset classes in your portfolio with one chart. Most investors know diversification is an essential piece of planning their portfolio. If you diversify across asset ...

An investor can always reduce portfolio variance and increase expected return by selling short individual assets. For example, an investor who is unable to forecast the performance of an industry, but ...

For example, let's say that your company has a 20% share of the market for a certain product, and that when you made your budget, the market for this product was expected to be for 110,000 units.