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Frontiers of Business Research in China

Table 13 Robustness test: change the indicator of trade coordination (dependent variable: radical innovation)

From: The effect of domestic and foreign trade coordination on technological innovation: complements or substitutes?

 

1–20% invention

2–40% invention

3–60% invention

4–80% invention

Trade 2

77.24***

69.30***

56.13

11.88

(15.15)

(26.04)

(60.76)

(189.8)

Control Variable

Control

Control

Control

Control

Time Control Variable

Control

Control

Control

Control

Individual Fixed

Yes

Yes

Yes

Yes

  1. Standard Error appears in parentheses adjusted by 1000 times Bootstrap. *p < 0.10, **p < 0.05, ***p < 0.01
  2. The score of Lambda is the default 1
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