Exhibit 28-4 Refer to Exhibit 28-4.The change in producer surplus from free trade is equal to area:

Name: Exhibit 28-4 Refer to Exhibit 28-4.The change in producer surplus from free trade is equal to area:
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Question

Exhibit 28-4  Refer to Exhibit 28-4.The change in producer surplus from free trade is equal to area:

Quizplus · Accepted Answer

The change in producer surplus from free trade is equal to the area between the supply curve under free trade (B + C + D) and the supply curve under autarky (just B). Therefore, the correct answer is C, which represents the area between the two supply curves under free trade (B + C + D).