Suppose You Show a Newborn Infant Four Photographs, One of His

question 36

Multiple Choice

Suppose you show a newborn infant four photographs, one of his mother smiling, one of his mother making a fearful face, one of a stranger smiling, and one of a stranger making a fearful face. Which photograph should you expect the newborn to look at for the longest time?

• A) the smiling mother
• B) the fearful mother
• C) the smiling stranger
• D) the fearful stranger

---

Definitions:

Natural Monopoly

A type of monopoly that occurs when a single firm can supply a market with a good or service more efficiently and at a lower cost than could be achieved by multiple competing firms, due to economies of scale.

Network Effects

The effect that additional users of a product or service have on the value of that product to others, where the value increases as more people use it.

Substantial Network

A concept in economics and business that typically refers to a network within a market that has a significant user base or utility, making it valuable and influential.

Marginal Revenue

Marginal revenue is the additional income generated from the sale of one more unit of a good or service.