Table 1.

Biases in the genetic and environmental variance components as a function of G × E interaction between the genetic and common environmental variance components

		Simulated interaction pathway
		0	0.5	1	1.5	2
Genetic variance component	0	0	0.2	0.5	0.69	0.8
	0.1	0	0.18	0.45	0.62	0.72
	0.2	0	0.16	0.4	0.55	0.64
	0.3	0	0.14	0.35	0.48	0.56
	0.4	0	0.12	0.3	0.41	0.47
	0.5	0	0.1	0.24	0.34	0.38
	0.6	0	0.06	0.18	0.25	0.3
Common environment variance component	0.6	0	−0.12	−0.3	−0.42	−0.48
	0.5	0	−0.1	−0.25	−0.35	−0.4
	0.4	0	−0.08	−0.2	−0.28	−0.32
	0.3	0	−0.06	−0.15	−0.21	−0.24
	0.2	0	−0.04	−0.1	−0.13	−0.15
	0.1	0	−0.02	−0.05	−0.06	−0.06
	0	0	0.01	0.02	0.02	0.02
Unique environment variance component	0.4	0	−0.08	−0.2	−0.28	−0.32