Pacific Telesis Group, San Francisco, increased its...

Pacific Telesis Group, San Francisco, increased its quarterly common stock dividend to $1.43 per share from $1.35, payable May to shareholders of record April 1 . . . Tiger International, Los Angeles, has elected to pay the April 1 interest due on its 11.5% sinking fund debentures in common stock . . . Carlsbad, N.M.-based Kerr-McGee Chemical has agreed in principle to sell its potash mining and milling operation near Carlsbad to Vertac Chemical of Memphis, Tenn., for undisclosed terms . . . Atlanta-based Georgia-Pacific reported that it has reached an agreement in principle to sell to Weyerhaeuser of Seattle about 134,000 acres of timberland located in Oregon for undisclosed terms.