Main Experiment - Australian Setting - 11% ETR Supplemental Experiment 1 - Australian Setting - 1% ETR Supplemental Experiment 2 - CbC Setting - 11% ETR Supplemental Experiment 3 - Australian Setting - No Button Supplemental Experiment 4 - Australian Setting - Disclaimer Supplemental Experiment 5 - Australian Setting - Aggressiveness Supplemental Experiment 6 - Australian Setting - Equal Numbers