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. 2022 Dec 14;19(24):16811. doi: 10.3390/ijerph192416811

Table 5.

PSM-DID test.

Radius Matching Kernel Matching
(1) (2)
lncb lncb
ty −0.038 *** −0.039 ***
(0.008) (0.008)
lngdp −0.743 *** −0.742 ***
(0.013) (0.013)
hum 0.050 0.051
(0.132) (0.132)
urban −0.054 −0.053
(0.033) (0.033)
finan 0.040 *** 0.040 ***
(0.004) (0.004)
edu 1.170 *** 1.164 ***
(0.317) (0.316)
inter 0.020 ** 0.020 **
(0.010) (0.010)
_cons 20.614 *** 20.592 ***
(0.235) (0.232)
Time effect Yes Yes
City effect Yes Yes
N 3160 3170
Rsq 0.984 0.984

Note: Standard errors are in parentheses, and ***, ** denote significance at the levels of 1% and 5%, respectively.