Differences between means
| Variables | Perfect Competition | Monopolistic Competition | Oligopoly | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Differencea | Std deviation | Differencea | Std deviation | Differencea | Std deviation | ||||
| CP | 0.926 | *** | 0.745 | −0.287 | *** | 0.449 | 0.880 | *** | 0.472 |
| Capex | 1.734 | *** | 1.425 | 2.447 | *** | 1.081 | 1.531 | *** | 1.274 |
| R&D | 1.763 | *** | 1.419 | 2.304 | *** | 1.142 | 2.200 | *** | 1.768 |
| Variables | Perfect Competition | Monopolistic Competition | Oligopoly | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Differencea | Std deviation | Differencea | Std deviation | Differencea | Std deviation | ||||
| CP | 0.926 | *** | 0.745 | −0.287 | *** | 0.449 | 0.880 | *** | 0.472 |
| Capex | 1.734 | *** | 1.425 | 2.447 | *** | 1.081 | 1.531 | *** | 1.274 |
| R&D | 1.763 | *** | 1.419 | 2.304 | *** | 1.142 | 2.200 | *** | 1.768 |
Note(s): *** significant at 5.00%
a –Difference = calculated mean minus original mean
Source(s): Table by authors based on data processing results
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