Exhibit 10.10
                                       PAGE 1

                                                           EXECUTION COPY


                                 FIRST AMENDMENT

                   FIRST AMENDMENT dated as of December 31, 1997 (this
         "Amendment") among DOW JONES & COMPANY, INC., a Delaware
         corporation (the "Company"), the several banks parties to the
         Revolving Credit Agreement referred to below (the "Banks") and THE
         CHASE MANHATTAN BANK, as agent for the Banks (in such capacity,
         the "Agent").


                                 WITNESSETH

                   WHEREAS, the Company, the Banks and the Agent are
         parties to the Revolving Credit Agreement dated as of November 16,
         1994 (the "Existing Credit Agreement"; the Existing Credit
         Agreement as amended by this Amendment, the "Credit Agreement");
         and 

                   WHEREAS, the Company has requested that the Banks amend
         certain provisions of the Existing Credit Agreement, and the Banks
         are agreeable to such request on the terms and conditions of this
         Amendment;

                   NOW, THEREFORE, in consideration of the premises and of
         the mutual convenants contained herein, the Company, the Banks and
         the Agent hereby agree as follows:

                    1.  Definitions.  Unless otherwise defined herein,
         terms defined in the Existing Credit Agreement shall be used as so
         defined.

                    2.  Amendment to Subsection 6.2 of the Existing Credit
         Agreement.  Subsection 6.2(a) of the Existing Credit Agreement is
         hereby amended by deleting such subsection in its entirety and
         substituting in lieu thereof the following:

                   "(a) consolidate or merge with or into, or sell, convey
                   transfer or lease in a single transaction or in a series
                   of related transactions any substantial part of its
                   assets to, any other Person, except (i) a sale of the
                   business currently conducted by Dow Jones Markets
                   Holdings, Inc. and its Subsidiaries (whether through a
                   sale of stock or assets, a merger or consolidation or
                   otherwise) for an aggregate cash purchase price not less
                   than the fair market value thereof, (ii) any such
                   consolidation, merger, sale, conveyance, transfer or
                   lease when the only parties to such transaction or
                   series of transactions are one of its Subsidiaries and
                   one or more of its other Subsidiaries, (iii) any such
                   sale, conveyance, transfer or lease to the Company by
                   one or more of its Subsidiaries and (iv) the merger or
                   consolidation of the Company with another corporation, 
                   
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                   provided that the Company is the surviving corporation
                   and that, after giving effect to such consolidation or
                   merger, no Default or Event of Default has occurred and
                   is continuing."

                    3.  Amendment to Subsection 6.3 of the Existing Credit
         Agreement.  Subsection 6.3 of the Existing Credit Agreement is
         hereby amended by deleting such subsection in its entirety.

                    4.  Amendment to Subsection 6.4 of the Existing Credit
         Agreement.  Subsection 6.4 of the Existing Credit Agreement is
         hereby amended by deleting such subsection in its entirety and
         substituting in lieu thereof the following:

                                  "6.4 Maintenance of Ratio of Consolidated
                   Total Indebtedness to Consolidated Total Capitalization.
                   Permit the ratio of Consolidated Total Indebtedness to
                   Consolidated Total Capitalization to exceed 0.60 to 1 at
                   any time."

                    5.  Amendment to Section 1 of the Existing Credit
         Agreement.  Section 1 of the Existing Credit Agreement is hereby
         amended as follows:

                        (a)  by deleting the definitions of "Consolidated
                             Cash Flow" and "Consolidated Total
                             Liabilities" in their entirety; and 

                        (b)  by adding in proper alphabetical order the
                             following definitions:

                             "Consolidated Cash Flow": for any period,
                             Consolidated Net Income of the Company and its
                             Subsidiaries for such period plus the
                             aggregate amounts deducted in determining such
                             Consolidated Net Income in respect of (i)
                             Consolidated Interest Expense, (ii)
                             amortization expenses, (iii) depreciation
                             expenses, (iv) income taxes for such period
                             and (v) any extraordinary accounting charge or
                             write down taken by the Company in the fourth
                             quarter of 1997 in respect of Dow Jones
                             Markets Holdings, Inc., each of clauses (i),
                             (ii), (iii), (iv) and (v) determined in
                             accordance with GAAP, but after deducting in
                             the calculation thereof, income representing
                             equity in the earnings of Affiliates not
                             received in cash or, as the case may be, after
                             restoring thereto deductions representing
                             equity in the losses of Affiliates for which
                             neither Dow Jones nor any of its Subsidiaries
                             is liable.
                             
                                       PAGE 3

                             "Consolidated Total Capitalization": at a
                             particular date, the sum of Consolidated Net
                             worth and Consolidated Total Indebtedness.

                             "Consolidated Total Indebtedness": at a
                             particular date, all items which would, in
                             conformity with GAAP, be classified as
                             Indebtedness on a consolidated balance sheet
                             of the Company and its Subsidiaries as at such
                             date, but in any event including without any
                             duplication (a) indebtedness arising under
                             acceptance facilities and the face amount of
                             all letters of credit issued for the account
                             of the Company and any Subsidiary and all
                             drafts drawn thereunder, (b) all Indebtedness
                             secured by any Lien on any property owned by
                             the Company or any Subsidiary even though the
                             Company or such Subsidiary has not assumed or
                             otherwise become liable for the payment
                             thereof and (c) all Contingent Obligations of
                             the Company and its Subsidiaries in respect of
                             Indebtedness of other Persons.

                    6.  Condition to Effectiveness.  This Amendment shall
         become effective upon receipt by the Agent of executed
         counterparts (or facsimile confirmation of the execution of
         counterparts) of this Amendment by the Company and the Required
         Banks.

                    7.  Representations and Warranties.  The Company
         represents and warrants to the Agent and to each Bank that as of
         the date hereof: (a) the representations and warranties made by
         the Company in the Credit Agreement are true and correct in all
         material respects on and as of the date hereof (except to the
         extent that such representations and warranties are expressly
         stated to relate to an earlier date, in which case such
         representations and warranties shall have been true and correct in
         all material respects on and as of such earlier date) prior to and
         after giving effect to this Amendment; and (b) no Default or Event
         of Default shall have occurred and be continuing as of the date
         hereof.

                    8.  Continuing Effect.  Except as expressly amended
         hereby, the Existing Credit Agreement shall continue to be and
         shall remain in full force and effect in accordance with its
         terms.

                    9.  GOVERNING LAW.  THIS AMENDMENT SHALL BE CONSTRUED
         IN ACCORDANCE WITH AND GOVERNED BY THE LAWS OF THE STATE OF NEW
         YORK.

                   10.  Counterparts.  This Amendment may be executed by
         the parties hereto in any number of separate counterparts and all
         of said counterparts taken together shall be deemed to constitute
         one and the same instrument.
         
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         11.  Payment of Expenses.  The Company agrees to pay and reimburse
         the Agent for all of its out-of-pocket costs and reasonable
         expenses incurred to date in connection with this Amendment,
         including, without limitation, the reasonable fees and
         disbursements of legal counsel to the Agent.

                   IN WITNESS WHEREOF, the parties hereto have caused this
         Amendment to be duly executed and delivered by their properly and
         duly authorized officers as of the day and year first above
         written.

                                       DOW JONES & COMPANY, INC.


                                       By:   /s/ Leonard E. Doherty  
                                          Name:  Leonard E. Doherty
                                          Title: Treasurer



                                       THE CHASE MANHATTAN BANK, as Agent
                                        and as a Bank


                                       By:   /s/ Ann B. Kerns        
                                          Name:  Ann B. Kerns
                                          Title: Vice President


                                       BANK OF HAWAII


                                       By:   /s/ J. Bryan Scearce    
                                          Name:  J. Bryan Scearce
                                          Title: Vice President


                                       BAYERISCHE LANDESBANK GIROZENTRALE,
                                       Caymen Islands Branch

                                       By:   /s/ Peter Obermann      
                                          Name:  Peter Obermann  
                                          Title: Senior Vice President

                                       By:   /s/ Alexander Kohnert   
                                          Name:  Alexander Kohnert
                                          Title: Vice President


                                       DAI-ICHI KANGYO


                                       By:   /s/ David McCann        
                                          Name:  David McCann    
                                          Title: A.V.P.
         
                                       PAGE 5

                                       DEUTSCHE BANK AG, New York and/or
                                       Cayman Island Branch

                                       By:   /s/ V. Shannon Sewsankar
                                          Name:  V. Shannon Sewsankar
                                          Title: Assistant Vice President


                                       FIRST UNION NATIONAL BANK


                                       By:   /s/ Bruce W. Loftin      
                                          Name:  Bruce W. Loftin 
                                          Title: Senior Vice President


                                       FUJI BANK, LIMITED


                                       By:   /s/ Raymond Ventura      
                                          Name:  Raymond Ventura 
                                          Title: Vice President and
                                                 Manager


                                       LLOYDS BANK, PLC


                                       By:   /s/ David C. Rodway      
                                          Name:  David C. Rodway 
                                          Title: Assistant Vice President


                                       LONG TERM CREDIT BANK OF JAPAN


                                       By:   /s/ Shuichi Tajima       
                                          Name:  Shuichi Tajima  
                                          Title: Deputy General Manager


                                       NORTHERN TRUST COMPANY


                                       By:   /s/ Russell R. Rockenbach
                                          Name:  Russell R. Rockenbach
                                          Title: Second Vice President


                                       SAKURA BANK, LIMITED


                                       By:   /s/ Yasumasa Kikuchi     
                                          Name:  Yasumasa Kikuchi     
                                          Title: Senior Vice President
         
                                       PAGE 6

                                       FLEET NATIONAL BANK


                                       By:   /s/ Jeffrey C. Lynch     
                                          Name:  Jeffrey C. Lynch     
                                          Title: Vice President


                                       SOCIETE GENERALE, New York Branch


                                       By:   /s/ Elaine Khalil        
                                          Name:  Elaine Khalil   
                                          Title: Vice President


                                       THE TORONTO-DOMINION BANK


                                       By:   /s/ Jorge A. Garcia      
                                          Name:  Jorge A. Garcia 
                                          Title: MGR. CR. ADMIN. 


                                       WACHOVIA BANK OF GEORGIA 


                                       By:   /s/ Jennifer Mooney      
                                          Name:  Jennifer Mooney 
                                          Title: Vice President


                                       WESTDEUTSCHE LANDESBANK GIROZENTRALE


                                       By:   /s/ Kheil A. McIntyre    
                                          Name:  Kheil A. McIntyre
                                          Title: Vice President

                                       By:   /s/ Salvatore Battmen    
                                          Name:  Salvatore Battmen
                                          Title: Vice President Credit
                                                 Department


                                       SUMITOMO BANK, LIMITED


                                       By:   /s/ John C. Kissinger    
                                          Name:  John C. Kissinger    
                                          Title: Joint General Manager