An Important Aspect of the Shyness Studies of Kagan and Colleagues

question 17

Multiple Choice

An important aspect of the shyness studies of Kagan and colleagues (1988) is that it shows:

• A) that certain traits like shyness are entirely genetic, regardless of environment
• B) that certain traits like shyness are entirely learned, regardless of genetics
• C) shyness is due entirely to cultural norms
• D) how nature and nurture interact to produce some behaviors

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Definitions:

Marginal Revenue

The additional income earned from selling one more unit of a good or service.

Competitive Price-Taker

A market participant who accepts the prevailing market prices as given because they have no power to influence those prices due to intense competition.

Marginal Cost

The increase in total cost that arises from producing one additional unit of a product or service.

Profit Maximized

The point at which a firm achieves the highest profit possible, considering the level of output and cost of production.