If the supply curves for the following goods were plotted, they all would slope upward except one.Which is the exception?

Name: If the supply curves for the following goods were plotted, they all would slope upward except one.Which is the exception?
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Question

Quizplus · Accepted Answer

The supply of original copies of the Mona Lisa is fixed at one and cannot be increased or decreased based on price changes. Therefore, the supply curve for this good would be vertical, not sloping upward like the other goods.

If the Supply Curves for the Following Goods Were Plotted