Southern California Edison increased its quarterly common...

Southern California Edison increased its quarterly common stock dividend to 57 cents a share from 54 cents, payable July 31 to shareholders of record July 3 . . . Times Mirror said it has completed its previously reported sale of three television stations in Syracuse and Elmira, N.Y., and Harrisburg, Pa., to Smith Acquisition for about $79 million . . . Stride Rite of Cambridge, Mass., which makes Sperry Topsiders, said it has turned aside an approach by an unidentified firm interested in a takeover . . . The Investment Company Institute reported that the assets of the nation’s 359 money-market mutual funds rose $229.3 million in the week ended June 18.