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  <element name="StockholdersEquityAndDisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" id="amg_StockholdersEquityAndDisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
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  <element name="RemainingNotionalAmountOfInterestRateDerivatives" id="amg_RemainingNotionalAmountOfInterestRateDerivatives" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
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