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Choose one of the following categories: furniture, vehicles, tools, clothing, food. For the chosen category, think about how a child's concept of this category might progress from infancy through the preschool years, and answer the following questions. (a) What might the initial concept of the category entail and what are some examples of the likely members of this initial category? (b) Based on what information would this initial conception be formed? (c) Can you think of any category members that are not likely to be included in a child's initial concept? (d) Can you think of any examples of objects the child might include that adults would not consider to be a member of the category? (e) Why might a child make these errors?
(f) As the child's conception matures, how will these errors be corrected?
Pure Price Effect
The impact on consumer demand and behavior resulting solely from a change in the price of a good or service, with income and substitution effects considered separately.
Externality Effect
The impact of one person's actions on the well-being of a bystander, which may be positive or negative and not reflected in market prices.
Network Externality
Situation in which each individual’s demand depends on the purchases of other individuals.
Emphysema
A chronic respiratory disease characterized by the destruction of air sacs in the lungs, leading to breathing difficulties and reduced oxygen exchange.
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