Based on the Notion of Kin Selection, You Could Most

question 86

Multiple Choice

Based on the notion of kin selection, you could most easily explain which of the following helping scenarios?

• A) Sarah, vacationing in another state, rescues a child from a burning building.
• B) Paul dives into the freezing ocean to save a stranger.
• C) Marc pays for an expensive medical treatment for his son.
• D) Doug assists his neighbour in building a new shed.

---

Definitions:

Mean-Variance Efficient Portfolio

An investment portfolio constructed to offer the highest expected return for a given level of risk, or the lowest risk for a given level of expected return, based on mean-variance optimization.

Expected Returns

The anticipated profit or loss from an investment, based on projections or historical data.

Variances of Returns

A statistical measure of the dispersion of returns for a given security or market index, often used to quantify risk.

Mean-Variance Efficient Portfolio

A portfolio constructed to have the highest possible return for a given level of risk, or equivalently, the lowest risk for a given level of expected return, according to Harry Markowitz's theory.