EXHIBIT 4.01 CALCULATION AGENCY AGREEMENT AGREEMENT, dated as of May 2, 2001, between Lehman Brothers Holdings Inc. (the "Company") and Lehman Brothers Inc., as Calculation Agent. WHEREAS, the Company has authorized the issuance of $20,000,000...Calculation Agency Agreement • May 2nd, 2001 • Lehman Brothers Holdings Inc • Security brokers, dealers & flotation companies • New York
