EXHIBIT 11 AMERICAN BUSINESS INFORMATION, INC. AND SUBSIDIARIES STATEMENT REGARDING COMPUTATION OF PER SHARE EARNINGS For the three months ended March 31, 1997 and 1996 (In thousands, except per share amounts) Three Months Ended March 31 ------------------ 1997 1996 ---- ---- Average shares outstanding...................... 23,206 20,783 Net additional common equivalent shares......... 378 137 -------- ------- Average number of common and common equivalent shares outstanding............................. 23,584 20,920 ======== ======= Net income for per share computation............ $(65,408) $ 4,709 ======== ======= Net income per average common and common equivalent share outstanding................... $ (2.77) $ 0.23 ======== =======