Examlex
The covariance between two investments is equal to the sum of the variances of the investments.
High-Maintenance Person
An individual who requires an excessive amount of attention, support, or communication from others, often perceived as demanding or difficult to satisfy.
Dependent
Relying on someone or something else for support, maintenance, or supply.
Guard Against
To protect oneself or something from possible danger, harm, or adverse effects.
Take Professionally
Adopting a serious and committed approach towards one's career or work responsibilities.
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