Figure 2.4 -Joe Runs a Business and Needs to Decide How Many

question 136

Multiple Choice

Figure 2.4
-Joe runs a business and needs to decide how many hours to stay open.Figure 2.4 illustrates his marginal benefit of staying open for each additional hour.Suppose that we observe Joe staying open 4 hours per day.If he is following the marginal principle,what must his marginal cost be?

• A) $16
• B) $24
• C) $32
• D) $40

---

Definitions:

Calderas

Volcanic features characterized by their large, basin-like depressions formed following the evacuation of a magma chamber in a major eruption.

Pyroclastic Flows

Fast-moving currents of hot gas and volcanic materials (such as ash) that flow down the sides of a volcano during an explosive eruption.

Eruption Column

A towering cloud of ash, gas, and volcanic debris that rises above a volcano during an explosive eruption.

Caldera

A large, bowl-shaped volcanic depression, formed by the collapse of land following a volcanic eruption or the emptying of a magma chamber.