After Reading the Findings of Xu and Carey (1996), You

question 45

Multiple Choice

After reading the findings of Xu and Carey (1996) , you decide to test 9-month-old Charlie, whom you regularly babysit. First you bring a toy horse from behind a screen then hide it again, and then you bring a drum from behind the screen then hide it again. When you remove the screen that hid the toys, Charlie will be surprised if

• A) only the drum is revealed.
• B) two totally different toys are revealed.
• C) you named each toy as it appeared, but only the horse is revealed.
• D) you named each toy as it appeared and both toys are revealed.

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Definitions:

Production Function

An equation that specifies the amount of product that can be produced from different quantities of inputs.

Returns To Scale

The rate at which production output increases as a result of a proportional increase in all input factors.

Marginal Products

The additional output that is produced by employing one more unit of a particular input while holding the quantities of all other inputs constant.

Exponents

Mathematical notations indicating the number of times a base number is multiplied by itself.