Table 1

Descriptive statistics

VariableObs.MeanStd. Dev.MinMax
Panel A: descriptive statistics for all variables
SW23254.15617.29716.1797.470
WORKF23261.68223.5456.4199.733
COMM23247.45625.5235.17298.773
HUMAN23247.64123.05915.33396.791
PROD23248.79726.2838.25798.958
INDREV2320.6940.4620.0001.000
DA23244.001.5003.00011.60
SIZE23222.1271.38419.45525.824
LEV2320.5720.2010.1290.918
GROWTH2320.0180.195−0.5371.022
LIQUID2321.8131.0080.4195.847
HILIT2320.0780.2680.0001.000
DUALITY2320.0650.2460.0001.000
BDSIZE2329.9052.3075.00016.000
BDIND2320.4820.1290.1251.000
ACIND2320.3990.1090.1880.750
SampleINDREV = 1 (N = 161)INDREV = 0 (N = 71)Diff
MeanSDMeanSDbt-value
Panel B: comparison of means between IR4.0 and non-IR4.0 samples
SW58.43416.57544.45514.896−13.979***(−6.360)
WORKF68.00421.94647.34720.691−20.658***(−6.878)
COMM50.11326.59441.43121.910−8.683*(−2.600)
HUMAN51.50924.03238.87117.948−12.638***(−4.434)
PROD50.52026.66144.89025.153−5.630(−1.542)
DA0.0440.0150.0450.0150.001(0.294)
SIZE22.3041.50421.7270.957−0.577***(−3.518)
LEV0.5930.2180.5260.145−0.067**(−2.753)
GROWTH0.0210.1630.0110.253−0.010(−0.295)
LIQUID1.7200.9942.0251.0160.306*(2.128)
HILIT0.0500.2180.1410.3500.091*(2.026)
DUALITY0.0870.2830.0140.119−0.073**(−2.765)
BDSIZE10.2862.3469.0421.974−1.243***(−4.166)
BDIND0.4790.1350.4870.1150.008(0.455)
ACIND0.3930.1080.4140.1110.021(1.330)

Note(s): *, ** and *** represent significance at p < 0.10, <0.05 and < 0.01, respectively

Source(s): Table created by authors

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