1 CONSENT OF INDEPENDENT ACCOUNTANTS We consent to the inclusion in this Form 8-K/A No. 1 dated April 6, 1998 and the incorporation by reference into the Registrant's previously filed Registration Statement on Form S-3 (File No. 333-43641) of our report dated April 23, 1998 on our audit of the combined historical statement of revenues and certain expenses of 1998 Acquisition I Properties for the year ended December 31, 1997. COOPERS & LYBRAND L.L.P. Chicago, Illinois June 16, 1998 24