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A Systems View Across Time and Space

Table 3 Missing value percentages for variables

From: Exploring science-and-technology-led innovation: a cross-country study

Variable name

Number of missing values

Missing percentage

BERD%

51

8

BERD_SERVICE

233

35

BERD_AERO

442

66

BERD_IT

245

36

BERD_PHAR

281

42

GERD%

56

8

GOVERD%

48

7

GOVER_RESEACHER%

101

15

BUS_RESEARCHER%

96

14

HERD%

49

7

HIGH_RESEARCHER%

108

16

EXPORT_AERO

0

0

EXPORT_IT

0

0

EXPORT_PHAR

0

0

PATENT_BIO

51

8

PATENT_ICT

42

6

PATENT_TRIADIC

42

6

PATENT_PCT

42

6

COOP_COINVENTOR%

126

19

COOP_OWN%

126

19

COOP_ABROAD%

134

20

PATENT_ ENV

101

15

PATENT_PHARMA

86

13

GERD_BUS_PERFORM

59

9

GERD_GOV_PERFORM

59

9

GERD_HIGH_PERFORM

59

9

GERD_PRIVATE_PERFORM

228

34

GERD_OTHER_FINANCE

136

20

GERD_GOV_FINANCE

116

17

GERD_IND_FINANCE

116

17

GERD_ABROAD_FINANCE

125

19

EPO

84

13

Total

3442

16