Cueing task goals and earning money: Relatively high monetary rewards reduce failures to act on goals in a Stroop task
Motivation and Emotion (2010) - Comment
pubmed: 20651907  doi: 10.1007/s11031-010-9160-2  issn: 0146-7239  issn: 1573-6644 

Harm Veling, Henk Aarts