Greyhound Corp. dropped plans to sell a...

Greyhound Corp. dropped plans to sell a subsidiary, Greyhound Leasing & Financial Corp., due to pending changes in the tax law . . . USS, the steel making division of USX Corp., announced that, effective with shipments Jan. 1, 1987, it will increase prices for its hot-rolled bar and semi-finished billet product lines by $15 a ton . . . Cupertino, Calif.-based Measurex Corp. announced that it plans to sell its South African subsidiary, Measurex South Africa Pty. Ltd. . . . Irwin Jacobs’ holding company, Minstar Inc., disclosed that it has raised its stake in Borg-Warner Corp. to 11.3% . . . Wherehouse Entertainment Inc. said it has begun purchases of its common stock in the open market under an authorization by its board to buy back up to 250,000 common shares . . . The American Petroleum Institute reported that oil imports rose last month to their highest November level since 1979.