Which Statement About Economic Models Is FALSE

question 302

Multiple Choice

Which statement about economic models is FALSE?

• A) In practice, it is easy for an economist to isolate economic variables.
• B) Economists hold all other variables constant in order to see the impact of one particular variable.
• C) Economic models lead to economic theories that must be tested.
• D) Economic models are built using assumptions.

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Definitions:

Sensorimotor Stage

The first of the four stages of cognitive development in Piaget's theory, spanning from birth to about 2 years of age, where infants learn through interacting with the environment using their senses and motor actions.

Object Permanence

The understanding that objects continue to exist even when they cannot be seen, heard, or touched, a concept crucial in the development of infants.

Fixation Time

The duration for which one's gaze remains on a single location or object.

Object Reference

In computing, it's a reference that points to a location in memory where the data for an object is stored.