TABLE 8.

Study 2: Correlations and descriptive statistics.

	Mean	SD	(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)
(1) Team size	4.19	2.54
(2) Average age	33.51	4.55	0.02
(3) Male percentage	0.59	0.34	–0.02	0.25∗
(4) Average education	4.27	0.48	−0.45∗∗∗	–0.05	–0.15
(5) Average team tenure	6.15	4.47	0.28∗	0.62∗∗∗	0.01	−0.28∗
(6) Quasi-spot contract	0.40	0.49	0.12	–0.16	–0.05	0.06	–0.10
(7) Underinvestment	0.11	0.32	0.07	0.04	0.06	–0.10	–0.03	−0.29∗
(8) Overinvestment	0.17	0.38	–0.08	0.12	0.15	0.16	–0.08	−0.37∗∗	–0.16
(9) Mutual investment	0.32	0.47	–0.11	0.04	–0.12	–0.12	0.19	−0.55∗∗∗	−0.24†	−0.31∗
(10) Team collective efficacy (Time 2)	4.98	0.54	0.10	0.14	–0.02	–0.00	–0.04	−0.28∗	–0.01	0.14	0.19
(11) Team performance (Time 3)	3.74	0.74	0.01	–0.17	–0.14	–0.14	–0.00	−0.45∗∗∗	0.14	–0.06	0.43∗∗∗	0.28∗

p < 0.1, *p < 0.05, **p < 0.01, and ***p < 0.001; N = 63.