U.S. Corporate R and D. Volume 1: Top 500 Firms in R and D by Industry Category

摘要

Volume 1 of this report is divided into two sections. The first, 'R & D211u001eExpenditures by Industry Category', details aggregate data of the U.S. Corporate 211u001eR&D data series for 1996 and 1997. The second section discusses the purpose and 211u001echaracteristics of the data series and compares it to the long-established SRS 211u001edata series on U.S. industry R & D.