Research Article
The Impact of Online Media Big Data on Firm Performance: Based on Grey Relation Entropy Method
Table 1
The summary statistics of the variables for GREM.
| Category | Variables | Mean | Std. dev. | Min | Max |
| A01 | ROAt | 0.033 | 0.069 | −0.453 | 0.189 | A02 | ROEt | 0.052 | 0.146 | −1.067 | 0.243 | A03 | ROAt+1 | 0.023 | 0.121 | −0.927 | 0.168 | A04 | ROEt+1 | 0.039 | 0.210 | −1.433 | 0.248 | A1 | Salience | 161.029 | 137.830 | 1.000 | 656.000 | A2 | Positive (total) | 157.804 | 149.220 | 0.000 | 631.000 | A3 | Positive (original) | 47.029 | 46.525 | 0.000 | 216.000 | A4 | Negative (total) | 143.990 | 219.920 | 3.000 | 1588.000 | A5 | Negative (original) | 33.549 | 42.166 | 2.000 | 187.000 | A6 | Tenor | 0.057 | 0.154 | −0.563 | 0.423 |
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