U.S. automakers reported increased sales of cars and trucks from Dec. 1-10 against a weak period last year. Sales were up 22.5 percent over the same period in 1989. Last year's early December period was the weakest of 1989, meaning the numbers released yesterday don't reflect the relative weakness of this year's vehicle sales.

Boeing Computer Services confirmed it will end its work on the federal telecommunications network FTS-2000, citing completion of its main area of software development work. As a subcontractor to AT&T, Boeing had had a peak of 360 people working on the project.

Ford and Volkswagen agreed in principle to build a multipurpose vehicle for the European market. Details of the planned joint venture, including cost, date of production and plant sites, were withheld.

NCR's directors met as expected, but the company refused to say whether the board discussed AT&T's $90-a-share cash tender offer for the computer maker.

USA Today is considering launching a weekly sports tabloid, tentatively titled USA Today Baseball Weekly.

U.S. quality awards were presented to Cadillac, IBM Rochester, Federal Express and Wallace Co., a family-owned distributor of industrial goods in Houston. The companies received the Malcolm Baldrige National Quality Award.

Japan's global merchandise trade surplus shrank in November for the third straight month, largely due to higher prices of imported crude oil and growing car imports, the Finance Ministry said. Japan's overall surplus stood at $2.27 billion before seasonal adjustments, down 35.6 percent from a year ago for the sharpest year-to-year fall since April 1990.