The Law of Diminishing Marginal Returns

question 139

Multiple Choice

The law of diminishing marginal returns

• A)sets in because not all workers are equally productive.
• B)applies only in the short run.
• C)holds even when there are no fixed factors.
• D)ultimately explains why production displays diseconomies of scale.

---

Definitions:

Sediment

Particles of rock, minerals, or organic materials that have been transported and deposited by wind, water, or ice.

Arête

A narrow ridge of rock which is typically formed by the erosion of two glaciers from opposite sides.

Cirque

A bowl-shaped, steep-walled mountain basin carved by glacier activity, often found at the head of a valley.

Hogback

A narrow ridge with steep slopes on either side, often formed by the erosion of tilted layers of resistant rocks.