Contents

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Executive Summary

Introduction

Methodological Issues

Output Trends in Major S&E Publishing Centers

Trends in Influential Articles and Journals

The U.S. Academic Sector

Conclusion

Appendix Tables

Suggested Citation

List of Tables

List of Figures

List of Figures

Introduction

Sidebar figure

U.S. share of world natural science and engineering article output, fractional counts: 1973–2003

Output Trends in Major S&E Publishing Centers

Figure 1	Average annual growth in S&E article output (fractional counts) of major S&E publishing centers: 1988–92 and 1992–2003
Figure 2	U.S. S&E article output (fractional counts), academic R&D expenditures, and academic R&D workforce: 1988–2003
Figure 3	Average annual growth in S&E article (whole counts) of major S&E publishing centers: 1988–92 and 1992–2003
Figure 4	World share of S&E article output (fractional counts), by major S&E publishing center: 1992–2003
Figure 5	Decline in U.S. world share of S&E article output, by field: 1992–2003
Figure 6	S&E article output (fractional counts) of major S&E publishing centers: 1988–2003

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Trends in Influential Articles and Journals

Figure 7	World share of highly influential S&E articles (fractional counts) of major S&E publishing centers: 1996–2003
Figure 8	Decline in U.S. world share of highly influential S&E articles, by field: 1996–2003
Figure 9	Decline in U.S. world share of highly influential S&E articles (fractional counts) and of S&E articles published in highly influential journals (fractional counts) between 1996 and 2003, by field

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The U.S. Academic Sector

Figure 10	Change in share of U.S. S&E articles (fractional counts) in academic, federal government, and private for-profit sectors: 1992–2003
Figure 11	Share of U.S. academic S&E articles (whole counts) with at least one author from the top 200 research universities, by field: 1988–2001
Figure 12	Trends in S&E article output (whole and fractional counts) of entire U.S. academic sector and top 200 research universities: 1988–2001
Figure 13	Average annual growth in S&E article output (fractional counts) of departments at top 200 U.S. research universities, by National Research Council scholarly quality departmental rating: 1988–2001
Figure 14	Growth in S&E article output (fractional counts) at top 200 research universities, by quartile of total R&D growth: 1988–2001 and 1992–2001
Figure 15	Ratio of fractional to whole counts of S&E articles for top 200 research universities, by field: 1988, 1994, and 2001
Figure 16	Share of top 200 research universities with greater collaboration in 1995–2001 than in 1988–1994, by field
Figure 17	S&E article output (whole counts) of top 200 academic research universities, by institutional author type: 1988–2001
Figure 18	S&E articles (whole counts) with authors at top 200 academic research universities, by institutional author type: 1988, 1995, and 2001
Figure 19	S&E articles (whole counts) with single author at a top 200 academic research university, by field: 1988, 1994, and 2001
Figure 20	S&E articles (whole counts) with at least one author at a top 200 research university and one author at a foreign institution, by field: 1988, 1994, and 2001
Figure 21	Institutional addresses and authors per article for S&E articles (whole counts) with participation by a top 200 research university: 1988–2001