How right Portfolio Management helps us to achieve better returns. Stock selection is not the most important thing in investing: avoid trying to find the next Apple. The stock market is not a "become ...

The mean-variance optimization suggested by Henry Markowitz represents a path-breaking work, the beginning of the so-called Modern Portfolio Theory. This theory has been criticized by some researchers ...

This is a preview. Log in through your library . Abstract We apply conjugate duality to establish the existence of optimal portfolios in an assetallocation problem, with the goal of minimizing the ...

Learn what analysis of variance (ANOVA) is, how it works, and when to use it. See how it helps compare means across multiple data groups in statistics and research.

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 ...

This article originally appeared in the fall 2019 issue of Morningstar Magazine. To learn more about Morningstar Magazine, please visit our corporate website. The Capital Asset Pricing Model is one of ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

A stock's historical variance measures the difference between the stock's returns for different periods and its average return. A stock with a lower variance typically generates returns that are ...