. Author manuscript; available in PMC: 2018 Jan 1.

Published in final edited form as: J Exp Anal Behav. 2016 Dec 20;107(1):123–135. doi: 10.1002/jeab.231

Table 2.

Order of experimental conditions and total number of sessions conducted at each in Phase 2.

Condition (Economy type-Procedure)	Subject
Condition (Economy type-Procedure)	999	723	271	113
A: Closed	36	20	33	51
B: Open	27	38	17	41
B1: Open - EXT	6	6	6	6
A: Closed	27	36	23	21
A1: Closed- EXT	11	6	7	8
A: Closed	18	30	39	17
B: Open	40	14	17	22
B2: Open – No token	71	28	39	15