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Table 3

Scale Reliabilities (Cronbach’s Alpha).

Measure	Study 1a		Study 1b		Study 2		Study 3		Study 4

	Unhappy Condition	Happy Condition	Recent Condition	Lifetime Condition	Low Impact	High Impact	Low Connect	High Connect	Low Choice	High Choice

Positive Affect	.94	.91	.90	.84	.96	.92	.95	.90	0.96	0.93
Negative Affect	.83	.89	.88	.91	.92	.84	.93	.87	0.89	0.90
Social Connection	.90	.90	.82	.86	–	–	.87	.89	–	–
Closeness to Recipient^a	.90	.95	.93	.93	–	–	.92	.91	–	–
Perceived Impact	.93	.95	.93	.93	.96	.93	–	–	–	–

Measure	Study 1a		Study 1b		Study 2		Study 3		Study 4

	Unhappy Condition	Happy Condition	Recent Condition	Lifetime Condition	Low Impact	High Impact	Low Connect	High Connect	Low Choice	High Choice

Positive Affect	.94	.91	.90	.84	.96	.92	.95	.90	0.96	0.93
Negative Affect	.83	.89	.88	.91	.92	.84	.93	.87	0.89	0.90
Social Connection	.90	.90	.82	.86	–	–	.87	.89	–	–
Closeness to Recipient^a	.90	.95	.93	.93	–	–	.92	.91	–	–
Perceived Impact	.93	.95	.93	.93	.96	.93	–	–	–	–

^a From Dibble, Levine, & Park (2011).