Exhibit 4.01 CALCULATION AGENCY AGREEMENT CALCULATION AGENCY AGREEMENT, dated as of December 21, 2006 (this "Agreement"), between Lehman Brothers Holdings Inc. (the "Company") and Lehman Brothers Inc., as Calculation Agent. WHEREAS, the Company...Calculation Agency Agreement • December 21st, 2006 • Lehman Brothers Holdings Inc • Security brokers, dealers & flotation companies • New York
