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Table 2 Contrast of parameter estimate and testing

From: RETRACTED ARTICLE: The effect of foreign direct investment based on wireless network technology on China’s regional economic growth

 

β 0

β 1

F(I)

R 1

Before clustering

2.0863

− 0.8767

10.762

0.0238

After clustering

0.2099

0.7908

120.34

0.9762