Table 5 Parallel trend test.
Variables | Access divide | Use of the divide |
|---|---|---|
(1) | (2) | |
Is it a pilot × Is the policy implemented | 0.760*** (0.074) | 0.422** (0.061) |
Whether it is a pilot × whether it is a pre-policy implementation period 1 | − 1.697 (0.074) | − 0.387 (0.059) |
Is it a pilot × Is it the first 2 periods of policy implementation | − 0.735 (0.073) | − 0.222 (0.060) |
Control variables | Yes | Yes |
Time fixed effects | Yes | Yes |
Regional fixed effects | Yes | Yes |
Observations | 18,098 | 18,098 |
\({\mathrm{R}}^{2}\) | 0.395 | 0.250 |