43
by Connable, Ben
Published 2012
RAND

46
by Gompert, David C., Binnendijk, Hans
Published 2016
RAND

47
by Connable, Ben
Published 2012
RAND

48
by Yardley, Roland J.
Published 2012
RAND Corporation

49
by Lachman, Beth E.
Published 2013
RAND Corporation

52
by Paul, Christopher, Clarke, Colin P., Grill, Beth, Dunigan, Molly
Published 2013
RAND Corporation

53
Published 2010
Rand Corp.

54
by Lippiatt, Thomas F., Polich, J. Michael
Published 2013
RAND Corporation

55
by Pernin, Christopher G.
Published 2013
RAND

59
by Sorbero, Melony E.
Published 2013
RAND Corporation