| 模型 | 模型答案 | 正确答案 |
|---|---|---|
| 金声玉亮2.0 | B. |
B |
| deepseekr1 | Answer: B. a persistent shortage of good X. **Explanation**: An effective price ceiling is set below the equilibrium price, causing quantity demanded to exceed quantity supplied. This directly leads to a persistent shortage (option B). While substitutes (C) or complements (D) might be indirectly affected, the question emphasizes the most immediate and certain outcome, which is the shortage. |
B |
| gpto1 | B | B |
| GPT-4o | B. a persistent shortage of good X. | B |
| llama3.1-70B-Instruct | B |
B |
| llama3.1-405B-Instruct | B. a persistent shortage of good X. |
B |
| DeepSeek-Coder-V2 | B. a persistent shortage of good X. | B |
| Qwen2-72B-Instruct | B. a persistent shortage of good X. | B |
| baichuan4 | B. a persistent shortage of good X. | B |
| doubao | B An effective price ceiling is set below the equilibrium price, which leads to a situation where the quantity demanded exceeds the quantity supplied, resulting in a persistent shortage. |
B |
| minimax | B. a persistent shortage of good X. | B |
| kimi | B. a persistent shortage of good X. | B |
| wenxinyiyan | A. a persistent surplus of good X. Explanation: A price ceiling is a maximum price that can be charged for a product, set by the government or some other authority. If this ceiling is set below the equilibrium price (where quantity demanded equals quantity supplied), it will create a situation where suppliers are not willing to sell as much as consumers are willing to buy at that price. A. This results in a persistent surplus (or excess supply) of the good because suppliers produce less than what consumers want to buy at the ceiling price. B. A persistent shortage would occur with a price floor, not a price ceiling. A price floor is a minimum price set above the equilibrium price. C. While a price ceiling might affect the demand for substitutes or complements indirectly, it does not directly cause an increase in demand for a substitute. The direct effect is on supply and the resulting surplus. D. Similarly, a price ceiling might indirectly affect the demand for complements, but its direct effect is not to decrease demand for a complement. The main direct effect is the creation of a surplus. |
B |
| zhipu | B. a persistent shortage of good X. An effective price ceiling is set below the equilibrium price, which means it is lower than the price at which the quantity demanded equals the quantity supplied. This leads to more consumers wanting to buy the good at the lower price than there are suppliers willing to sell it, resulting in a persistent shortage of the good. |
B |
| gpto1 | B | B |