CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our report dated October 15, 1997 included in this Form 10-K, into the Company's previously filed Registration Statements on Form S-8, file numbers 33-80389, 33-80391, and 33-80409. /s/ Arthur Andersen LLP Salt Lake City, Utah November 17, 1997