Table 5-23
International coauthorship with United States, by country/economy: 1988, 1994, and 2001
(Percent)
 
  U.S. share of coauthored articles
Country/economy 1988 1994 2001
Emerging/developing      
Taiwan 76 72 58
South Korea 65 65 57
Mexico 56 49 42
Turkey 33 37 41
Chile 42 36 39
Brazil 42 40 39
China 49 34 37a
India 37 39 37
Thailand 34 35 35
Kenya 38 36 35
Argentina 35 33 35
Philippines 46 29 33
Egypt 34 34 32
South Africa 39 33 31
Singapore 23 32 30
Hungary 27 31 29
Zimbabwe 21 31 29
Nigeria 39 23 27
Poland 24 24 27
Iran 43 39 26
Indonesia 26 34 26
Russia na 22 24
Estonia na 19 20
Czech Republic na 17 20
Vietnam na 4 16
Malaysia 23 19 14
Cuba 4 10 9
Morocco 19 14 7
Developed      
Canada 55 53 53
Israel 67 60 52
Japan 53 49 43
Australia 40 36 37
Italy 35 34 32
Switzerland 31 31 31
United Kingdom 33 31 31
Germany 33 30 30
Netherlands 32 30 30
Denmark 31 29 29
Finland 32 34 29
Sweden 37 30 27
Spain 29 27 27
Norway 31 30 26
France 29 27 26
Belgium 26 24 23
Ireland 23 25 18
 
na not applicable

aIncludes articles from Hong Kong.

NOTES: Countries listed in descending order by U.S. share of all internationally coauthored articles in 2001. Article volume is on a whole-count basis (i.e., each collaborating country is assigned an entire count on international articles).

SOURCES: Institute for Scientific Information, Science Citation Index and Social Sciences Citation Index; CHI Research, Inc.; and National Science Foundation, Division of Science Resources Statistics, special tabulations. See appendix table 5-44.
 
Science & Engineering Indicators — 2004
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