Examlex
Bryophytes are the only group of land plants that produce swimming sperm.
Standard Deviation
A measure of the amount of variation or dispersion in a set of values, often used to quantify the risk of an investment.
Global-minimum Variance Portfolio
An investment portfolio that is constructed to have the lowest possible risk (variance) for a given rate of return.
Investment Opportunity Set
The set of available investment choices available to an investor, considering their risk tolerance and time horizon for investing.
Securities
Financial instruments that represent an ownership position in a publicly-traded corporation, a creditor relationship with a governmental body or a corporation, or rights to ownership as represented by an option.
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