A Factor That Has NOT Been Implicated in Playing a Role

question 105

Multiple Choice

A factor that has NOT been implicated in playing a role in vulnerability to phobias is:

• A)having close relatives with phobias.
• B)excessive shyness as a child.
• C)abnormalities in the neurotransmitters serotonin and dopamine.
• D)abnormally low levels of activity in the amygdala.

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Definitions:

Growing Perpetuity

A series of cash flows that grow at a consistent rate indefinitely.

Growing Annuity

A series of periodic payments that grow at a constant rate and are received for a finite number of periods.

Perpetuity

A type of annuity that pays a fixed amount of money to an investor at regular intervals indefinitely.

Present Value

Present value is the current worth of a future sum of money or stream of cash flows given a specified rate of return, reflecting the time value of money.