Overconfident Group

(N = 2430)

Non-overconfident Group

(N = 4185)

Mean

T test

Mean

Median

Std. Dev.

Mean

Median

Std. Dev.

T value

RD

0.0483

0.0375

0.0457

0.0232

0.0235

0.0168

31.998***

SIZE

21.653

21.437

1.1331

21.942

21.762

1.2724

−9.266***

LEV

0.3467

0.3226

0.2021

0.4525

0.4508

0.2141

−19.784***

TBQ

0.0626

0.0569

0.0551

0.0409

0.0336

0.0762

12.303***

ROA

2.5631

2.0281

2.1661

1.9041

1.4961

1.5991

14.135***

SHARE

0.3421

0.3272

0.1401

0.3679

0.3554

0.1538

−6.828***

DUA

0.3461

0

0.4758

0.2327

0

0.4226

10.034***