In general, what will happen to the average value if the marginal value is smaller than the average value?

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$["$It will increase.", $"$It will decrease.", $"$It will remain unchanged."$]$

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In general, what will happen to the average value if the marginal value is greater than the average value?

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$["$It will increase.", $"$It will decrease.", $"$It will remain unchanged."$]$

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A wag once remarked that when a certain government official moved from NY to CA$,$ the average IQ level in both states went down.$$ Interpret this remark in the context of the average$-$marginal value relationship.

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$["$The official is dumb.", "The official is smart.", "New Yorkers are smarter than Californians.", "New Yorkers are dumber than Californians."$]$

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