22 Exhibit 12.2 Boston Edison Company Computation of Ratio of Earnings to Fixed Charges and Preferred Stock Dividend Requirements Twelve Months Ended September 30, 1998 (in thousands) Net income from continuing operations $148,999 Income taxes 71,445 Fixed charges 104,679 -------- Total $325,123 ======== Interest expense $ 95,394 Interest component of rentals 9,285 -------- Subtotal 104,679 -------- Preferred stock dividend requirements 15,622 -------- Total $120,301 ======== Ratio of earnings to fixed charges and preferred stock dividend requirements 2.70 ====