21
by Ellis, Amanda
Published 2007
World Bank

22
by Ratha, Dilip
Published 2007
World Bank

23
by Clarke, George R. G.
Published 2007
World Bank

24
by Perry, Guillermo
Published 2007
World Bank

25
by Bourguignon, Francois
Published 2007
World Bank

26
Published 1992
World Bank

27
by Frischtak, Leila L.
Published 1994
World Bank

28
Published 2003
World Bank

29
by Baird, Mark
Published 2003
Oxford University Press

30
by Gallup, John Luke
Published 2003
World Bank

31
by Stiglitz, Joseph E.
Published 2001
Oxford University Press

32
by Evenett, Simon J.
Published 2001
World Bank

33
Published 2004
World Bank

36
Published 2007
International Bank for Reconstruction and Development/The World Bank

37
by Fretes Cibils, Vicente
Published 2007
World Bank

38
by Chen, Derek Hung Chiat
Published 2007
World Bank

39
by Patrinos, Harry Anthony
Published 1994
World Bank

40
by Benson, Charlotte
Published 1998
World Bank