Table 1.

Main results from study 1: Mean payments at entrance (in Euros)

No. of prizesFrame: ContestFrame: Neutral
Competing customersNoncompeting customersCompeting customersNoncompeting customersControl
One6.14 (3.37) [5.85, 6.44]**; n = 4895.68 (2.75) [5.56, 5.80]**; n = 2,0256.36 (4.42) [5.94, 6.78]**; n = 4265.86 (3.04) [5.73, 5.99]**; n = 2,1015.42 (2.76) [5.37, 5.47]; n = 13,056
Seven6.52 (4.01) [6.14, 6.89]**; n = 4405.76 (3.06) [5.62, 5.89]**; n = 1,9786.37 (3.41) [5.98, 6.76]**; n = 2975.72 (3.09) [5.59, 5.86]**; n = 2,0745.42 (2.76) [5.37, 5.47]; n = 13,056
  • SDs in parentheses; 95% confidence intervals (CIs) in square brackets. Asterisks indicate significant differences between the mean of the corresponding treatment condition and the control mean according to t tests (P < 0.01 in all comparisons).