21
by Low
Published 1997
Wiley-Blackwell

22
by Landau
Published 2007
Wiley-Blackwell

23
by Deák, Péter
Published 2000
Wiley-Blackwell

24
by Berakdar
Published 2003
Wiley-Blackwell

25
by Schuster
Published 2005
Wiley-Blackwell

26
by Ersoy
Published 2006
Wiley-Blackwell

27
by Berakdar
Published 2006
Wiley-Blackwell

28
by Schleich
Published 2007
Wiley-Blackwell

29
by Audretsch
Published 2006
Wiley-Blackwell

30
by Sarid
Published 2007
Wiley-Blackwell

31
by Dvorak
Published 2007
Wiley-Blackwell

32
by Kauppinen
Published 2001
Wiley-Blackwell

33
by Guidry
Published 1991
Wiley-Blackwell

34
by Talman
Published 2007
Wiley-Blackwell

35
by Kelly
Published 2006
Wiley-Blackwell

36
by Schuster
Published 1999
Wiley-Blackwell

37
by Bornholdt
Published 2002
Wiley-Blackwell

38
by Singer
Published 2005
Wiley-Blackwell

39
by Schelter
Published 2006
Wiley-Blackwell

40
by Busch
Published 2004
Wiley-Blackwell