Baby Nicholas Watches as His Mother Leaves the Room,but He

question 52

Multiple Choice

Baby Nicholas watches as his mother leaves the room,but he does not cry because he understands that his mother still exists even though he cannot see her.This is an example of which reaction concept?

• A)Substage 2: First habits and primary circular reactions
• B)Substage 1: Simple reflexes
• C)Substage 3: Secondary circular reactions
• D)Substage 4: Object permanence

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Definitions:

Substitution Effect

The change in consumption patterns due to a change in relative prices, leading consumers to substitute one product for another.

Output Effect

The impact on total revenue when a firm alters its production level, influencing the quantity of goods sold and potentially the market price.

Fixed Proportions

A production process in which inputs are used in a constant ratio to each other, with no substitution possible between the inputs.

Labor Productivity

An indicator of economic efficiency that evaluates the quantity of goods and services produced (output) relative to the total hours spent in producing those goods and services.