Exhibit 23-d CONSENT OF BK ASSOCIATES, INC. We hereby consent to the incorporation by reference in this Registration Statement of Morgan Stanley on Form S-3 of the references to us appearing in Note 18 to Morgan Stanley's consolidated financial statements included in Item 8 of Morgan Stanley's Annual Report on Form 10-K for the fiscal year ended November 30, 2003 and Note 16 to Morgan Stanley's condensed consolidated financial statements included in Part I, Item 1 of Morgan Stanley's Quarterly Reports on Form 10-Q for the quarters ended February 29, 2004 and May 31, 2004. BK ASSOCIATES, INC. /s/ John F. Keitz ---------------------------------- Name: John F. Keitz Title: President July 28, 2004