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Alpha, Beta and stuff
Alpha, Beta and stuff - Trends
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Innovation isn’t limited to R & rooms anymore. The Web 2.0 movement–powered by start-ups such as Twitter, Malhalo and even YouTube, has proven that innovation often happens in iterations. Build, launch, tweak, measure, repeat. Digital experiences seem to be ‘always in beta’–learning and evolving along the way. The idea of being in beta has become a broad cultural phenomenon. Many new products never make it beyond trial stage, and the trial and error beta-approach that helps Google and other alpha innovators to out-fail and thereby out-innovate the competition, is as much an attribute of successful ...
is a risk-adjusted measure of the so-called active return on an investment. It is the return in excess of the compensation for the risk borne, and thus commonly used to assess active managers’ performances. Often, the return of a benchmark is subtracted in order to consider relative performance, which yields Jensen’s alpha. The alpha coefficient (α i ) is a parameter in the capital asset pricing model (CAPM). It is the intercept of the Security Characteristic Line ( SCL ). Alternatively, it is also the coefficient of the constant in a market model regression. It can be shown ... Read More
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ALPHA, BETA AND STUFF
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