(a)

DLTXR

DLJRR

Mean

0.014

0.013

SD

1.443

1.545

Skewness

−0.452

−0.442

Excess kurtosis

7.532

9.828

(b)

DLTXR

DLJRR

Mean

0.028

0.011

SD

1.159

1.143

Skewness

−0.237

−1.552

Excess kurtosis

4.469

62.870