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网络沉溺的特点:()、()、()

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Which of the following most likely describes a loss that consumers suffer under an unregulated monopoly compared to a competitive market?

A. Monopolies produce less goods than a competitive market would
B. Costs of production are higher with monopolies
C. Monopolists charge the maximum price

A manufacturing plant exhibits diseconomies of scale if long-run average cost (LRAC) is:

A. decreasing as output increases, and the plant is at its minimum efficient scale if LRAC is at its lowest level.
B. decreasing as output increases, and the plant is at its minimum efficient scale if LRAC is decreasing over the entire range of output.
C. increasing as output increases, and the plant is at its minimum efficient scale if LRAC is at its lowest level.

虚拟现实中所有对应物最终都是有(),人们在虚拟现实中的一切体验归结到最后都是()。

自我道德遵守的两个原则:()的原则、()原则

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