abnormal difference

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• Abnormal return — In finance, an abnormal return is the difference between the actual return of a security and the expected return. Abnormal returns are sometimes triggered by events. Events can include mergers, dividend announcements, company earning… …   Wikipedia

• abnormal returns — The component of the return that is not due to systematic influences (market wide influences). In other words, the abnormal returns is the difference between the actual return and that is expected to result from market movements (normal return).… …   Financial and business terms

• spread — n 1 a: the difference between any two prices for similar articles the spread between the list price and the market price of an article b: the difference between the highest and lowest prices of a product or security for a given period c: the… …   Law dictionary

• back spread — Spread Spread, n. 1. Extent; compass. [1913 Webster] I have got a fine spread of improvable land. Addison. [1913 Webster] 2. Expansion of parts. [1913 Webster] No flower hath spread like that of the woodbine. Bacon. [1913 Webster] 3. A cloth used …   The Collaborative International Dictionary of English

• Spread — Spread, n. 1. Extent; compass. [1913 Webster] I have got a fine spread of improvable land. Addison. [1913 Webster] 2. Expansion of parts. [1913 Webster] No flower hath spread like that of the woodbine. Bacon. [1913 Webster] 3. A cloth used as a… …   The Collaborative International Dictionary of English

• heterochromous — Having an abnormal difference in coloration …   Medical dictionary

• excess returns — Difference between an asset s return and the riskless rate. Sometimes confused with abnormal returns, returns in excess of those required by some asset pricing model. Bloomberg Financial Dictionary …   Financial and business terms

• respiration, human — ▪ physiology Introduction       the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system  The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… …   Universalium

• Electroencephalography — (EEG) is the measurement of electrical activity produced by the brain as recorded from electrodes placed on the scalp.Just as the activity in a computer can be understood on multiple levels, from the activity of individual transistors to the… …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… …   Universalium