The electricity generator and distributor earned 80 cents a share, a 16% boost compared with Q2 '13. A Thomson Reuters analyst poll estimated 75 cents. Revenue rose 13% to $4.04 bil, above views for $3.96 bil. American Electric Power (AEP) says its performance was supported by rate-base growth achieved through infrastructure investments and system improvements. AEP reaffirmed its '14 operating earnings guidance range of $3.35$3.55 a share, the midpoint just below the consensus view of $3.48 a share. Shares fell 1.5% to 53.22.