Classical unemployment can be caused by which of the following?

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Quizplus · Accepted Answer

All of these create classical unemployment. 
This is because minimum wage laws and union bargaining can increase wages above the market clearing level, leading to a surplus of labor (unemployment). Efficiency wages, on the other hand, can lead to employees being paid above their marginal product, which can also result in unemployment as firms may not be able to hire as many workers as they need at these elevated wages.

Classical Unemployment Can Be Caused by Which of the Following