| 变量 | 模型5 | 模型6 | 模型7 | 模型8 | 模型9 | |
|---|---|---|---|---|---|---|
| 有向边数 | edges | -9.7042*** (0.4131) | -10.2847*** (0.7480) | -18.9616*** (1.6026) | -13.4447*** (1.0722) | -22.6337*** (0.5182) |
| 互惠性 | mutual | 0.8732*** (0.1345) | 0.9158*** (0.2364) | 1.4011*** (0.3130) | 2.0619*** (0.2815) | |
| delrecip | 0.6343*** (0.1045) | 0.8058*** (0.1855) | ||||
| 结构依赖 | gwesp | 0.7039*** (0.1035) | 1.2118*** (0.2021) | 0.7606** (0.3130) | 0.8322*** (0.3040) | |
| gwdsp | -0.0623*** (0.0070) | -0.0715*** (0.0144) | -0.1354*** (0.0292) | -0.1104*** (0.0237) | ||
| gwideg | -1.1926*** (0.2732) | -1.5580*** (0.3988) | -2.0326*** (0.7248) | -2.1540*** (0.7185) | ||
| 时间依赖 | varialility | -0.1372*** (0.0274) | -0.2001** (0.0838) | |||
| stability | 1.0497*** (0.0356) | 1.1150*** (0.0723) | ||||
| 发送者属性 | nodeocov(patent) | 0.3495*** (0.0166) | 0.3388*** (0.0312) | 0.5891*** (0.0523) | 0.4361*** (0.0417) | 0.6478*** (0.0159) |
| nodeocov(ipp) | 0.1740*** (0.0370) | 0.2990*** (0.0693) | 0.4197*** (0.1081) | 0.2333** (0.1046) | 0.4606*** (0.0428) | |
| nodeocov(ict) | 0.0285*** (0.0042) | 0.0141* (0.0077) | 0.0557*** (0.0163) | 0.0220** (0.0097) | 0.0517*** (0.0053) | |
| nodeocov(rdp) | 0.0113*** (0.0030) | 0.0127*** (0.0041) | 0.0003*** (0.0001) | 0.0002*** (0.0001) | 0.0219*** (0.0027) | |
| 接收者属性 | nodeicov(patent) | 0.2023*** (0.0184) | 0.1942*** (0.0339) | 0.3742*** (0.0579) | 0.2142*** (0.0432) | 0.5623*** (0.0151) |
| nodeicov(ipp) | 0.0536 (0.0347) | -0.0124 (0.0616) | 0.0505 (0.0756) | 0.0292 (0.0860) | 0.2117*** (0.0387) | |
| nodeicov(ict) | 0.0043 (0.0037) | 0.0134* (0.0069) | 0.0181* (0.0099) | 0.0242*** (0.0089) | 0.0322*** (0.0045) | |
| nodeicov(rdp) | -0.0028 (0.0032) | -0.0127** (0.0056) | -0.0002** (0.0001) | -0.0001 (0.0001) | -0.0022 (0.0035) | |
| 边属性 | edgecov(language) | 0.2721** (0.1086) | 0.0084 (0.2170) | 0.3923 (0.2623) | 0.0202 (0.2393) | 0.5840*** (0.1168) |
| edgecov(dist) | 0.7001*** (0.1161) | 0.9288*** (0.2260) | 1.3677*** (0.3261) | 0.9474*** (0.2653) | 1.5597*** (0.1277) | |
| edgecov(colonize) | 0.4719* (0.2465) | 0.3217 (0.4138) | 0.4425 (0.5849) | 0.7173 (0.5190) | 0.7663*** (0.2262) | |
| edgecov(Wassenaar) | -0.3729*** (0.0643) | -0.4019*** (0.1092) | -0.9176*** (0.1898) | -0.2719** (0.1342) | -0.9473*** (0.0750) | |
| 观测值 | 27750 | 16650 | 5550 | 5550 | 33750 | |
