Table 6.

Robustness test: changing the level of clustered standard errors.

	(1) Depress	(2) Nervous	(3) Calm	(4) Hope	(5) Difficulty	(6) Meaningful
Robot	0.0242***	0.0145**	0.0163***	0.0084**	0.0140**	0.0096***
	(0.0061)	(0.0058)	(0.0054)	(0.0041)	(0.0055)	(0.0036)
Control variables	Yes	Yes	Yes	Yes	Yes	Yes
Provincial fixed effects	Yes	Yes	Yes	Yes	Yes	Yes
N	7,731	7,731	7,731	7,731	7,731	7,731

Robust standard errors are reported in parentheses below the coefficients. ^***, ^**, and ^* denote significance at the 1%, 5%, 10% levels, respectively. Control variables are estimated as in the Table 2 benchmark.