<SUBMISSION>
<ACCESSION-NUMBER>0001209191-06-066681
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20061221
<FILING-DATE>20061222
<DATE-OF-FILING-DATE-CHANGE>20061222
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>NIDES THOMAS R
<CIK>0001333770
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-11758
<FILM-NUMBER>061296173
</FILING-VALUES>
<BUSINESS-ADDRESS>
<PHONE>212-761-4000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>1585 BROADWAY
<CITY>NEW YORK
<STATE>NY
<ZIP>10036
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>MORGAN STANLEY
<CIK>0000895421
<ASSIGNED-SIC>6211
<IRS-NUMBER>363145972
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1130
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>1585 BROADWAY
<CITY>NEW YORK
<STATE>NY
<ZIP>10036
<PHONE>212-761-4000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>1585 BROADWAY
<CITY>NEW YORK
<STATE>NY
<ZIP>10036
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>MORGAN STANLEY DEAN WITTER & CO
<DATE-CHANGED>19980326
</FORMER-COMPANY>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>DEAN WITTER DISCOVER & CO
<DATE-CHANGED>19960315
</FORMER-COMPANY>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
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<ownershipDocument>

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        <reportingOwnerAddress>
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            <rptOwnerStreet2>1585 BROADWAY</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10036</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Administrative Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
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            <securityTitle>
                <value>Common Stock</value>
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            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>4</transactionFormType>
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                </transactionAcquiredDisposedCode>
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                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
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            <securityTitle>
                <value>Common Stock</value>
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            <transactionDate>
                <value>2006-12-21</value>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <value></value>
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                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>168410</value>
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                <directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeHolding>
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                <value>Common Stock</value>
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                <sharesOwnedFollowingTransaction>
                    <value>69.064</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By 401(k) Plan/ESOP Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Charlene R. Herzer, Attorney-in-Fact</signatureName>
        <signatureDate>2006-12-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
