Table 1.

Name of subject and partner, sex and rank of subject, and the total number of transfers and subsequent exchanges by the partner (transfers/exchanges) in the 4 different conditions.

Subject	Partner	Sex	Rank	Total # of transfers/exchanges
				Test	Social control	Non-social control	Motivation control*
Laggie	Tom	m	1	0/-	0	5	0/40
Tom	Paul	m	2	0/-	0	0	0/40
Paul	Adele	m	6	10/9	1	5	0/40
Horst	George	m	4	0/-	2	2	0/38
George	Nobel	m	3	1/1	0	0	0/40
Louise	Horst	f	9	5/5	2	1	0/40
Nobel	Laggie	f	8	0/-	0	0	0/40
Adele	Louise	f	10	0/-	0	0	0/40

^*Exchanges performed by the subject itself.