Table 3.

Results of regression analyses for predicting individual‐level contributions for Study 2

	(1) Contributions 1–20	(2) Contributions 1–10	(3) Contributions 11–20
Happy music	1.714*** (0.435)	1.671*** (0.469)	1.757*** (0.473)
Unhappy music	0.165 (0.435)	−0.239 (0.458)	0.569 (0.438)
Round	−0.101*** (0.000)	−0.135*** (0.285)	−0.118*** (0.031)
Constant	4.784*** (0.000)	5.092*** (0.364)	4.39*** (0.563)
N	3760	1880	1880

Note:

SE in parentheses. Group‐clustered standard errors were used to calculate p values.

^* p < 0.05;

^** p < 0.01;

^*** p < 0.001.