What Rule Shows Roughly How Long It Will Take a Nation

question 22

Multiple Choice

What rule shows roughly how long it will take a nation to double its output at various growth rates?

• A)the rule of 70
• B)the rule of 1950
• C)the rule of rapid growth
• D)the duopoly rule

---

Definitions:

Lithium

A drug used to treat bipolar disorder, which at proper maintenance dosage reduces both manic and depressive episodes.

Moods

Long-lasting emotional states that are less intense and less specific than emotions and do not necessarily have a contextual stimulus.

Prozac

A brand name for fluoxetine, a selective serotonin reuptake inhibitor (SSRI) antidepressant used to treat depression, OCD, and several other conditions.

Depression

A mental health disorder characterized by persistent feelings of sadness, loss, or anger that interfere with a person’s everyday activities.