AT&T, Quotron Launch Financial Data System
ÐÊ	American Telephone & Telegraph Co. and Quotron Systems Inc. said yesterday that have have agreed in principle to develop and sell a computer-based financial information system that the companies said will give stockbrokers and security analysts a boost in productivity and a leap toward a "paperless" office.</br></br>The companies said the first customer for their system will be Shearson Lehman Brothers Inc., a division of American Express.</br></br>With the system, a broker or analyst can simultaneously view current market prices, hold a telephone conversation with a customer, retrieve a computer display of the customerÛªs portfolio, enter notes about the telephone conversation and enter customer orders to buy or sell, the companies said. Information for each action is displayed -in separate but contiguous "windowsÛ on the computer screen.</br></br>ÐÊ	RCA Corp and Sharp Corp. said yesterday they have chosen a site in Camas, Wash., for their planned $200 million joint venture plant, which will design and make advanced integrated circuits.</br></br>The joint venture plant, called RCA-Sharp Microelectronics Inc., is expected to employ 650 persons by 1989.