问题


There is a single choice question about high school microeconomics. Answer the question by replying A, B, C or D.
Question: If, for each additional unit of a variable input, the increases in output become smaller, which of the following correctly identifies the concept?
A. Diminishing marginal productivity.
B. Diminishing marginal utility.
C. Increasing marginal utility.
D. Increasing marginal productivity.
Answer:

答案

模型 模型答案 正确答案
金声玉亮2.0

A. Diminishing marginal productivity.		 A
deepseekr1

The question asks about the concept where each additional unit of a variable input results in smaller increases in output. This scenario directly relates to **diminishing marginal productivity**, which occurs when adding more of a variable input (e.g., labor) to a fixed input (e.g., capital) leads to progressively smaller gains in output. This is a fundamental concept in production theory.

- **Option A (Diminishing marginal productivity)** correctly describes the situation, as it focuses on production efficiency.
- **Options B and C** refer to utility (consumer satisfaction), which is unrelated to output or productivity.
- **Option D** (increasing productivity) contradicts the scenario described.

**Answer:** A		 A
gpto1 A A
GPT-4o A. Diminishing marginal productivity. A
llama3.1-70B-Instruct

A		 A
llama3.1-405B-Instruct

A. Diminishing marginal productivity.

This concept refers to the phenomenon where the additional output generated by each additional unit of a variable input (such as labor or capital) decreases as the quantity of the input increases. In other words, as more units of the input are added, the marginal product (the change in output resulting from a one-unit increase in the input) decreases.

For example, if a farmer adds more and more workers to a field, the additional output (e.g., crops harvested) may increase at first, but eventually, the additional output will decrease as the workers start to get in each other's way, or as the field becomes overcrowded. This is an example of diminishing marginal productivity.

The other options are not correct because:

* B. Diminishing marginal utility refers to the decrease in satisfaction or pleasure derived from consuming additional units of a good or service.
* C. Increasing marginal utility refers to the increase in satisfaction or pleasure derived from consuming additional units of a good or service.
* D. Increasing marginal productivity refers to the increase in output resulting from additional units of a variable input, which is the opposite of diminishing marginal productivity.		 A
DeepSeek-Coder-V2 A A
Qwen2-72B-Instruct A. Diminishing marginal productivity. A
baichuan4 A. Diminishing marginal productivity. A
doubao A A
minimax A. Diminishing marginal productivity. A
kimi A. Diminishing marginal productivity. A
wenxinyiyan A. Diminishing marginal productivity. A
zhipu A. Diminishing marginal productivity.

This concept refers to the situation where adding more of a variable input (like labor) to a fixed input (like land or capital) results in progressively smaller increases in output. This is a fundamental principle in microeconomics related to production and cost analysis.		 A
gpto1 A A