Table 2. Zero-order correlations between variables in Study 1. The upper triangle shows 95% confidence intervals for correlation coefficients. The diagonal shows means (and standard deviations, for continuous variables).
H-HStockpilingMaxJointMaxOwnIntentionBeliefFemaleAge
H-H 4.92(.93) [-.17, .03] [.06, .25] [-.27, -.08] [-.33, -.14] [-.09, .10] [.11, .30] [.14, .33]
Stockpiling -.07 .41 [-.21, -.01] [.17, .35] [.43, .58] [.25, .42] [-.07, .13] [-.01, .19]
MaxJoint .16 -.11 4.15(.76) [-.03, .16] [-.19, .01] [-.16, .03] [.00, .20] [-.22, -.02]
MaxOwn -.18 .26 .07 3.93(.79 [.26, .43] [.00, .19] [-.07, .13] [-.19, .01]
Intention -.24 .51 -.09 .35 2.95(1.20) [.25, .42] [-.14, .06] [-.02, .17]
Belief .01 .34 -.07 .10 .34 63.2(23.3) [-.08, .11] [-.03, .17]
Female .21 .03 .10 .03 -.04 .01 .64 [-.05, .14]
Age .23 .09 -.12 -.09 .07 .07 .05 35.24(12.65)
H-HStockpilingMaxJointMaxOwnIntentionBeliefFemaleAge
H-H 4.92(.93) [-.17, .03] [.06, .25] [-.27, -.08] [-.33, -.14] [-.09, .10] [.11, .30] [.14, .33]
Stockpiling -.07 .41 [-.21, -.01] [.17, .35] [.43, .58] [.25, .42] [-.07, .13] [-.01, .19]
MaxJoint .16 -.11 4.15(.76) [-.03, .16] [-.19, .01] [-.16, .03] [.00, .20] [-.22, -.02]
MaxOwn -.18 .26 .07 3.93(.79 [.26, .43] [.00, .19] [-.07, .13] [-.19, .01]
Intention -.24 .51 -.09 .35 2.95(1.20) [.25, .42] [-.14, .06] [-.02, .17]
Belief .01 .34 -.07 .10 .34 63.2(23.3) [-.08, .11] [-.03, .17]
Female .21 .03 .10 .03 -.04 .01 .64 [-.05, .14]
Age .23 .09 -.12 -.09 .07 .07 .05 35.24(12.65)

Note: H-H = Honesty-Humility; MaxJoint = Motivation to maximise joint outcomes; MaxOwn = Motivation to maximise own outcomes; Belief = Belief about others’ stockpiling.

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