Table 1. Summary of ANOVA results for the effects of amount and delay on discounting in each of the three sites, with effect-sizes.

	Factor	F	df 1, 2	p	partial η2
Hunan	Amount	1.62	1, 29	0.213	0.05
	Delay	207	5, 25	<.001	0.98
	Amount * Delay	2.12	5, 25	0.1	0.3
St. Louis	Amount	22.8	1, 24	<.001	0.49
	Delay	922	5, 20	<.001	0.99
	Delay * Amount	6.31	5, 20	<.001	0.61
Turkana	Amount	2.65	1, 43	0.11	0.06
	Delay	83	5, 39	<.001	0.91
	Delay * Amount	2.16	5, 39	0.08	0.22