How does network intermediary affect collaborative innovation? Evidence from Chinese listed companies
19 nov 2024
INFORMAZIONI SU QUESTO ARTICOLO
Categoria dell'articolo: Research Papers
Pubblicato online: 19 nov 2024
Pagine: 49 - 70
Ricevuto: 02 ago 2024
Accettato: 09 ott 2024
DOI: https://doi.org/10.2478/jdis-2024-0030
Parole chiave
© 2024 Zhiwei Zhang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Figure 1.

Figure 2.

Figure 3.

Regression results of negative binomial model_
Variable | Collaborative innovation performance | ||||||
---|---|---|---|---|---|---|---|
M1 | M2 | M3 | M4 | M5 | M6 | M7 | |
0.008 |
0.001 |
0.002 |
0.002 |
0.002 |
0.004 |
0.005 |
|
0.206 |
0.208 |
0.412 |
|||||
0.068 |
0.069 |
0.070 |
|||||
0.001 |
0.000 |
||||||
-0.005 |
-0.006 |
||||||
0.061 |
0.057 |
0.058 |
0.049 |
0.051 |
0.046 |
||
-0.011 (0.025) | -0.014 (0.024) | -0.015 |
0.126 |
0.116 |
0.110 |
||
1.099 |
1.127 |
1.106 |
0.952 |
0.931 |
1.066 |
||
2.083 |
1.887 |
1.815 |
1.830 |
0.473 |
0.492 |
0.271 |
|
5,720 | 5,720 | 5,720 | 5,720 | 5,720 | 5,720 | 5,720 | |
0.023 | 0.055 | 0.055 | 0.056 | 0.177 | 0.179 | 0.183 |
Correlation results of variables_
1.000 | |||||||
0.507 |
1.000 | ||||||
0.019 | -0.033 | 1.000 | |||||
0.371 |
0.027 | -0.056 |
1.000 | ||||
0.640 |
0.374 |
0.203 |
0.060 |
1.000 | |||
0.030 | 0.133 |
0.260 |
-0.039 |
0.106 |
1.000 | ||
0.0222 | -0.068 |
-0.279 |
0.024 | -0.081 |
-0.832 |
1.000 |
Robustness test results_
Variable | M8 | M9 | M10 | M11 | M12 | M13 | M14 |
---|---|---|---|---|---|---|---|
PR | ZNBR | PR | PR | ZNBR | ZNBR | NBR | |
-0.001*** |
0.001*** |
0.000*** |
-0.000*** |
0.004*** |
0.002*** |
0.298*** |
|
0.010*** |
0.069*** |
0.0665*** |
|||||
0.000*** |
0.000*** |
1.020e-3*** |
|||||
0.309*** |
0. 208*** |
-0.510*** |
|||||
-0.002*** |
-0.005*** |
0.297*** |
|||||
0.031*** |
0.061*** |
0.030*** |
0.030*** |
0.051*** |
0.058*** |
-0.062*** |
|
0.302*** |
-0.011 |
0.360*** |
0.306*** |
0.116*** |
-0.0151 |
0.033** |
|
2.158*** |
1.099*** |
2.617*** |
2.361*** |
0.932*** |
1.106*** |
0.497*** |
|
0.757*** |
1.887*** |
0.073*** |
0.482*** |
0.492*** |
1.830*** |
0.348*** |
|
5,720 | 5,720 | 5,720 | 5,720 | 5,720 | 5,720 | 5,720 |
Descriptive statistics of variables_
Variable | Number | Mean | Standard Deviation | MIN | MAX |
---|---|---|---|---|---|
5,720 | 29.73 | 149.42 | 1.00 | 4,181 | |
5,720 | 10.41 | 98.71 | 0.00 | 2,612 | |
5,720 | 0.32 | 0.44 | 0.00 | 1.00 | |
5,720 | 8.86 | 24.01 | 0.20 | 692.00 | |
5,720 | 3.41 | 12.84 | 0.00 | 225.00 | |
5,720 | 2.05 | 1.37 | 1.00 | 9.00 | |
5,720 | 0.73 | 0.24 | 0.17 | 1.00 |
The construction detail of collaborative networks_
Period | Firm | Patent | Ego-net | Network density | Average degree | Average length path |
---|---|---|---|---|---|---|
2008-2011 | 261 | 1,614 | 85 | 0.007 | 1.862 | 1.563 |
2009-2012 | 332 | 2,226 | 98 | 0.006 | 2.066 | 1.667 |
2010-2013 | 368 | 2,970 | 108 | 0.006 | 2.109 | 1.688 |
2011-2014 | 422 | 3,842 | 122 | 0.005 | 2.199 | 1.873 |
2012-2015 | 489 | 4,782 | 135 | 0.005 | 2.585 | 1.940 |
2013-2016 | 556 | 5,615 | 144 | 0.005 | 2.712 | 2.178 |
2014-2017 | 643 | 6,732 | 158 | 0.004 | 2.734 | 1.887 |
2015-2018 | 766 | 9,215 | 175 | 0.004 | 2.851 | 1.913 |
2016-2019 | 886 | 11,506 | 190 | 0.003 | 2.756 | 2.273 |
2017-2020 | 997 | 13,694 | 204 | 0.003 | 2.776 | 3.093 |