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Analyzing a Consumption Tax
A government imposes a new tax on sugary drinks, making them more expensive. A consumer's income and the prices of all other goods, such as bottled water, remain unchanged. Explain the specific thought process a consumer might go through that would lead them to buy fewer sugary drinks and more bottled water, focusing only on the change in the relative cost between the two goods. Assume the consumer aims to achieve the same level of overall satisfaction they had before the tax was introduced.
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Introduction to Microeconomics Course
The Economy 2.0 Microeconomics @ CORE Econ
Ch.3 Doing the best you can: Scarcity, wellbeing, and working hours - The Economy 2.0 Microeconomics @ CORE Econ
Analysis in Bloom's Taxonomy
Cognitive Psychology
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When the price of a specific product decreases, the substitution effect, considered in isolation, describes the change in consumption that results from that product now being relatively cheaper. This effect will always lead the consumer to purchase less of that specific product.
Analyzing a Consumption Tax
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When the price of a good decreases, a consumer's purchasing pattern changes. This overall change can be broken down into distinct components. Match each description of a component to its correct economic term.
A household in a low-income country spends a large portion of its budget on rice. An economic study observes that when the price of rice decreases, this household actually buys less rice overall. Considering only the incentive created by the change in the relative cost of rice compared to other goods (holding the consumer's overall satisfaction level constant), what is the impact of this price decrease?
The price of streaming music services decreases. Two students are discussing the impact on a typical consumer who also buys concert tickets.
- Student A argues: 'The consumer will definitely spend more time listening to streaming music. The substitution effect means they will switch from the now relatively more expensive entertainment option, concert tickets, to the cheaper one, streaming music.'
- Student B argues: 'The analysis is more complex. The substitution effect, in isolation, creates an incentive to consume more streaming music because its relative price has fallen. However, we can't be certain about the final outcome without also considering that the price drop increases the consumer's overall purchasing power, which might affect their spending on both goods.'
Which student provides a more precise analysis of the substitution effect itself?