Search (1 results, page 1 of 1)

  • × author_ss:"Jaffe, A.B."
  • × theme_ss:"Information Resources Management"
  • × type_ss:"m"
  • × year_i:[2000 TO 2010}
  1. Jaffe, A.B.; Trajtenberg, M.: Patents, citations and innovations : a window on the knowledge economy (2002) 0.00
    0.002654651 = product of:
      0.007963953 = sum of:
        0.007963953 = weight(_text_:a in 6231) [ClassicSimilarity], result of:
          0.007963953 = score(doc=6231,freq=2.0), product of:
            0.05209492 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.045180224 = queryNorm
            0.15287387 = fieldWeight in 6231, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.09375 = fieldNorm(doc=6231)
      0.33333334 = coord(1/3)