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                                                                   Exhibit 10.14

                                                                    CONFIDENTIAL
                                                                    ------------


                        AMENDMENT TO LICENSE AGREEMENT


          This Amendment, dated as of September 9, 1997, amends that certain
License Agreement (the "Agreement"), dated as of June 5, 1997, by and between
Dow Jones & Company, Inc. ("Dow Jones"), having an office at 200 Liberty Street,
New York, New York 10281, and the Board of Trade of the City of Chicago (the
"Licensee"), having an office at 141 West Jackson Boulevard, Chicago, Illinois
60604.  Capitalized terms used but not otherwise defined herein have the
meanings ascribed to such terms in the Agreement.

          WHEREAS, Dow Jones compiles, calculates and maintains the Indexes, and
Dow Jones owns rights in and to the Indexes, the proprietary data contained
therein, and the Dow Jones Marks; and

          WHEREAS, Dow Jones and the Licensee entered into the Agreement and,
pursuant to the terms and conditions thereof, Dow Jones granted to the Licensee
a non-transferable, exclusive world-wide license to use the Indexes and the Dow
Jones Marks in connection with the listing of Products for trading on or through
the Licensee during the hours of 9:30 A.M. to 4:15 P.M. (Eastern Time); and

          WHEREAS, the Licensee wishes to expand the hours that it may lawfully
use the Indexes and the Dow Jones Marks for such purposes with respect to
Products based on the Dow Jones Industrial Average to begin at 9:15 A.M.
(Eastern Time); and

          WHEREAS, paragraph (c) of Section 12 of the Agreement provides that
the terms of the Agreement may be modified and amended by a written instrument
signed by duly authorized officers of both parties thereto.

          NOW, THEREFORE, in consideration of the premises and the mutual
covenants and agreements contained herein, it is agreed as follows:

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          1.   Grant of Non-Exclusive License.
               ------------------------------

               Subject to the terms and conditions of the Agreement and of this
Amendment thereto, Dow Jones hereby grants to the Licensee a non-transferable
(except to affiliates pursuant to Section 12(a) of the Agreement), non-exclusive
license to use the Indexes solely in connection with the listing for trading of
Products based on the Dow Jones Industrial Average for trading on or through the
Licensee during the hours of 9:15 A.M. to 9:30 A.M. Eastern Time.  Accordingly,
paragraph (a) of Section 1 of the Agreement hereby is amended and restated in
its entirety as follows:

          1.   Grant of License.
               ----------------

               (a) Subject to the terms and conditions of this Agreement, Dow
          Jones hereby grants to the Licensee a non-transferable (except to
          affiliates pursuant to Section 12(a)): (i) exclusive (subject to
          Section 1(d)) worldwide license to use the Indexes solely in
          connection with the listing for trading of the Products for trading on
          or through the Licensee during the hours of 9:30 A.M. to 4:15 P.M.
          (Eastern Time); (ii) non-exclusive worldwide license to use the
          Indexes solely in connection with the listing for trading of the
          Products based on the Dow Jones Industrial Average for trading on or
          through the Licensee during the hours of 9:15 A.M. to 9:30 A.M.
          (Eastern Time); and (iii) to use and refer to the Dow Jones Marks in
          connection with such listing, and the marketing and promotion of the
          Products, in order to indicate the source of the Indexes and as may
          otherwise be required by applicable laws, rules or regulations or
          under this Agreement.

               *    *    *

          2.   Termination of Non-Exclusive License.
               ------------------------------------

               Dow Jones shall have the right, in its sole discretion, to
terminate the license granted hereby at any time upon 30 days prior written
notice to the Licensee. Accordingly, Section 4 of the Agreement is hereby
amended to provide


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new paragraph (j), which shall state in its entirety:

               (j)    Notwithstanding anything to the contrary herein, Dow Jones
          shall, in its sole discretion and upon 30 days prior written notice,
          have the right to terminate the non-exclusive world-wide license to
          use the Indexes solely in connection with the listing for trading of
          the Products based on the Dow Jones Industrial Average for trading on
          or through the Licensee during the hours of 9:15 A.M. to 9:30 A.M.
          (Eastern Time) granted in Section 1(a)(ii) of this Agreement.  The
          Licensee agrees that such termination shall not constitute a material
          breach of this Agreement.

               *    *    *

          3.   Other Matters.
               -------------

          (a) This Amendment is intended by the parties to amend the Agreement
as set forth herein and to constitute a written instrument pursuant to and in
accordance with Section 12 (c) of the Agreement.

          (b) This Amendment constitutes the entire agreement of the parties
hereto with respect to its subject matter, and supersedes any and all previous
agreements between the parties with respect to the subject matter of this
Amendment.  There are no oral or written collateral representations, agreements
or understandings with respect to the subject matter of this Amendment except as
provided herein.

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          IN WITNESS WHEREOF, the parties have caused this Agreement to be
executed as of the date first set forth above.

                              DOW JONES & COMPANY, INC.


                              By: /s/ David E. Moran
                                 -----------------------------------------------
                                    Name:  David E. Moran
                                    Title: Vice President


                              BOARD OF TRADE OF THE CITY OF CHICAGO


                              By: /s/ Patrick H. Arbor
                                 -----------------------------------------------
                                    Name:  Patrick H. Arbor
                                    Title: Chairman of the Board


                              By: /s/ Thomas R. Donovan
                                 -----------------------------------------------
                                    Name:  Thomas R. Donovan
                                    Title: President and Chief Executive Officer

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