Period

Tax burden

Pre tax reform

Post tax reform

N

344

344

Range

1.67

1.44

Minimum

−0.97

−0.10

Maximum

0.70

1.35

Mean

0.1621

0.2119

Std. Error

0.03282

0.03174

Std. Deviation

0.21770

0.21055

Variance

0.047

0.044