问题


There is a single choice question about high school microeconomics. Answer the question by replying A, B, C or D.
Question: The competitive market for gasoline, a normal good, is currently in a state of equilibrium. Which of the following would most likely increase the price of gasoline?
A. Household income falls.
B. Technology used to produce gasoline improves.
C. The price of subway tickets and other public transportation falls.
D. The price of crude oil, a raw material for gasoline, rises.
Answer:

答案

模型 模型答案 正确答案
金声玉亮2.0

D. The price of crude oil, a raw material for gasoline, rises.

Explanation: An increase in the price of a raw material (crude oil) would increase the cost of production for gasoline, leading to a decrease in supply. As a result, the equilibrium price of gasoline would rise.

Note: The other options would not lead to an increase in the price of gasoline. A fall in household income (A) would decrease demand, leading to a decrease in price. An improvement in technology (B) would decrease the cost of production, leading to an increase in supply and a decrease in price. A fall in the price of public transportation (C) would decrease demand for gasoline, leading to a decrease in price.
D
deepseekr1

The correct answer is **D**.

**Explanation:**
- **Option D** involves an increase in the price of crude oil, a key input in gasoline production. Higher input costs reduce supply (shifting the supply curve leftward), leading to a higher equilibrium price.
- Other options (A, B, C) describe scenarios that either decrease demand (A, C) or increase supply (B), all of which would lower the price of gasoline, not increase it.

Answer: D
D
gpto1 D D
GPT-4o D. The price of crude oil, a raw material for gasoline, rises. D
llama3.1-70B-Instruct

D
D
llama3.1-405B-Instruct

D. The price of crude oil, a raw material for gasoline, rises.
D
DeepSeek-Coder-V2 D D
Qwen2-72B-Instruct D. The price of crude oil, a raw material for gasoline, rises. D
baichuan4 D D
doubao D

An increase in the price of crude oil, a raw material for gasoline, would increase the cost of production for gasoline producers. This would likely lead to a decrease in supply, and with unchanged demand, the price of gasoline would increase. A fall in household income would likely decrease the demand for gasoline (gasoline is a normal good), which would lead to a decrease in price. Improved technology would likely increase supply and lower the price. A decrease in the price of subway tickets and other public transportation would make public transportation more attractive and decrease the demand for gasoline, which would also lead to a decrease in price.
D
minimax D. The price of crude oil, a raw material for gasoline, rises. D
kimi D. The price of crude oil, a raw material for gasoline, rises.

In a competitive market, the price of a good is determined by the interaction of supply and demand. If the price of crude oil, which is a major input in the production of gasoline, increases, this will increase the cost of production for gasoline. This increase in cost will likely lead to a decrease in supply, as producers will be less willing to supply gasoline at the current price. Assuming demand remains constant, a decrease in supply will shift the supply curve to the left, leading to a new equilibrium at a higher price.
D
wenxinyiyan D

Explanation:

A. If household income falls, demand for normal goods like gasoline would decrease, leading to a decrease in price, not an increase.

B. If technology used to produce gasoline improves, the cost of production would decrease, which would likely lead to a decrease in the price of gasoline.

C. If the price of subway tickets and other public transportation falls, it might make those modes of transportation more attractive, potentially reducing the demand for gasoline, which would lead to a decrease in price.

D. If the price of crude oil, a raw material for gasoline, rises, the cost of producing gasoline would increase. Assuming demand remains constant, this would lead to an increase in the price of gasoline.
D
zhipu D

Explanation: The price of gasoline would most likely increase if the price of crude oil, a key raw material in gasoline production, rises. This is because higher crude oil prices increase production costs for gasoline suppliers, which typically leads to higher prices for consumers. The other options either decrease demand (A and C) or increase supply (B), both of which would put downward pressure on gasoline prices.
D
gpto1 D D