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. 2018 Jan 30;12:5. doi: 10.3389/fnbeh.2018.00005

Table 8.

OLS regression of under/over-confidence on actual earnings.

Both Genders Women Men
I II I II I II
Exceeded Expectations 8.750*** 7.573*** 7.774*** 7.229*** 8.851*** 7.312***
(0.76) (0.73) (1.01) (0.93) (1.21) (1.26)
Correct Expectations 4.461*** 4.512*** 3.869*** 3.249*** 5.549*** 7.453***
(0.52) (0.76) (1.26) (0.92) (1.56) (1.86)
Gender: Male = 1 3.282*** 1.865**
(1.08) (0.91)
Familiarity with task 3.209** 2.416* 3.550***
1.06 (1.35) (1.26)
Math degree 3.560*** 1.227 5.026***
(0.98) (1.70) 1.10
Risk attitude index −0.2 −0.053 −0.577*
(0.22) (0.21) (0.33)
Self-efficacy 0.285*** 0.242** 0.261
(0.06) (0.09) (0.18)
Average digit ratio 10.32 13.36 4.91
(11.21) (15.95) (14.67)
Observations 247 244 128 128 119 116

Exceeded expectations is a dummy variable that takes value 1 if Expectations < Actual Performance and zero otherwise. Correct expectations is a dummy variable that takes value 1 if Expectations = Actual Performance and zero otherwise. The benchmark variable for comparison is unreached expectations or overconfidence (i.e., if Expectations >Actual Performance). The dependent variable is final experimental earnings measured in GBP. All regressions include sessions fixed effects and robust standard errors clustered by session are reported in brackets.

***

significant at 1%,

**

significant at 5%,

*

significant at 10%.