
<PAGE>   1
                                   EXHIBIT 2                   Page 8 of 9 Pages

                                                    MORGAN STANLEY

                             SECRETARY'S CERTIFICATE

                  I, Charlene R. Herzer, a duly elected and acting Assistant
Secretary of Morgan Stanley Group Inc., a corporation organized and existing
under the laws of the State of Delaware (the "Corporation"), certify that the
following resolutions were duly and validly adopted by a Consent in Lieu of a
Meeting of the Executive Committee of the Board of Directors of the Corporation
dated as of October 19, 1995 and that such resolutions are in full force and
effect on the date hereof:

                  RESOLVED, that the resolutions adopted on September 8, 1993
         and April 17, 1995 relating to signatories to certain reports to be
         filed with the Securities and Exchange Commission (the "SEC") are
         superseded in their entirety by these resolutions and Stuart J. M.
         Breslow, Robert G. Koppenol and Edward J. Johnsen are severally
         authorized and directed to sign on behalf of the Corporation any
         reports to be filed under Section 13 and Section 16 of the Securities
         Exchange Act of 1934, as amended, and the rules and regulations
         thereunder, with the Securities and Exchange Commission, such
         authorizations to cease automatically upon termination of employment
         with any affiliate of the Corporation; and

                  RESOLVED FURTHER, that all actions heretofore taken by Stuart
         J. M. Breslow, Robert G. Koppenol and Edward J. Johnsen that are within
         the authority conferred by the foregoing resolution are approved,
         ratified and confirmed in all respects.

                  RESOLVED, that any and all actions to be taken, caused to be
         taken or heretofore taken by any officer of the Corporation in
         executing any and all documents, agreements and instruments and in
         taking any and all steps (including the payment of all expenses) deemed
         by such officer as necessary or desirable to carry out the intents and
         purposes of the foregoing resolutions are authorized, ratified and
         confirmed.

                  IN WITNESS WHEREOF, I have hereunto set my name and affixed
the seal of the Corporation as of the 20th day of October, 1995.

                                            /S/ Charlene R. Herzer
                                            ------------------------------------
                                            CHARLENE R. HERZER
                                            ASSISTANT SECRETARY

[SEAL]

