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Several studies have determined that the most effective teachers in North America
Security
A financial instrument that represents ownership (stocks), a creditor relationship (bonds), or rights to ownership (options) that can be bought and sold.
Expected Return
The weighted average of the probable returns of an investment, considering all possible outcomes and their likelihoods.
Standard Deviation
A statistical index that measures how much data values deviate from each other within a dataset.
Beta Coefficient
A measure of a stock's volatility in relation to the overall market; a higher beta indicates greater volatility.
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