Table 2.

Performance of seven different models of subjects punishment decisions: behavioral modeling for the fMRI experiment

Model	AIC	Model components	Beta	SE	p
1	7962	Mental state	0.45	0.02	0.000
2	7842	Harm	0.60	0.02	0.000
3	7659	Mental state × harm	0.75	0.03	0.000
4	7673	Mental state +	0.45	0.02	0.000
		Harm	0.60	0.02	0.000
5	7637	Harm +	0.20	0.03	0.000
		Mental state × harm	0.63	0.02	0.000
6	7660	Mental state +	−0.04	0.03	1.000
		Mental state × harm	0.78	0.02	0.000
7a	7631	Mental state +	0.15	0.03	0.005
		Harm +	0.30	0.03	0.000
		Mental state × harm	0.47	0.04	0.000

^aModel 7 selected as the best model by means of AIC. All beta coefficients standardized.