The Correlation for IQ Between Parents and Children Is About

question 63

Multiple Choice

The correlation for IQ between parents and children is about .42 whereas the correlation between siblings in the same family is:

• A)Much weaker,with a correlation coefficient of about .30
• B)Much stronger,with a correlation coefficient of over .60
• C)Not identical,but the coefficients for both are between .40 and .50
• D)None of the above

---

Definitions:

Artificially Scarce Good

A product or service whose availability is restricted through patents, copyrights, or other legal means, rather than by the limits of physical scarcity.

Pigouvian Tax

A tax imposed on activities that generate negative externalities, intended to correct an inefficient market outcome by internalizing the external costs.

Efficient Level

A point at which resources are allocated in the most effective manner, maximizing output without wasting resources.

Excludable

A characteristic of a good or service that allows its owner to prevent others from using it without permission.