EARNINGS

CBS Reports 39% Jump In Profits: CBS Inc. said its improved earnings were largely the result of increased demand for network television advertising. For the second quarter ended June 30, net income totaled $70.1 million, or $4.53 a share, up from $50.6 million, or $3.31 a share, a year earlier. Revenue totaled $780.6 million, up 11% from a year earlier. In addition to improved demand for network television advertising, CBS Chairman and Chief Executive Laurence A. Tisch said the network’s sales also drew strength from its rise to No. 1 in prime-time ratings.