rd

patent

inc

HHI C

roa

fix

size

lev

age

dirnum

irrnum

rd

1

patent

0.149^***

1

inc

0.076^***

−0.043^***

1

HHI C

−0.167^***

−0.0370

−0.042^*

1

roa

−0.00200

0.068^***

0.055^**

−0.057^**

1

fix

0.143^***

−0.094^***

0.0190

0.0180

−0.206^***

1

size

−0.205^***

0.546^***

−0.083^***

0.085^***

−0.047^**

0.0280

1

lev

−0.269^***

0.267^***

−0.118^***

0.065^***

−0.339^***

−0.00500

0.546^***

1

age

−0.151^***

0.0280

−0.058^**

−0.0110

−0.054^**

−0.0120

0.143^***

0.119^***

1

dirnum

−0.080^***

0.164^***

−0.073^***

0.057^**

0.0350

−0.0200

0.275^***

0.162^***

0.074^***

1

irrnum

0.0320

0.054^**

0.00200

−0.055^**

−0.00300

−0.00300

0.00200

−0.0210

−0.0130

−0.587^***

1