Table 3 Robustness tests.

From: Bridging or widening? The impact of the Broadband China policy on urban-rural income inequality

Variables

(1) GAP

(2) GAP2

(3) GAP

(4) PSM-DID

BC

0.647*** (0.179)

0.095*** (0.0224)

0.628*** (0.192)

0.665*** (0.176)

BDCPZ

0.586*** (0.163)

   

SMART

0.084 (0.215)

   

BENEFITING

0.592** (0.232)

   

Control variables

YES

YES

YES

YES

Fixed effects

YES

YES

YES

YES

Observations

2695

2695

2376

2611

R-squared

0.668

0.558

0.669

0.658

  1. *** and ** respectively are significant levels at 1 and 5%.