Table 4 Summary statistics for economic variables in treatment and control areas.

Treated ZCTAs are within 25 km of monument, measured border to border. Control ZCTAs are adjacent to treated ZCTAs. SDs in parentheses.

Treated ZCTAsControl ZCTAs
Pretreatment mean (SD)Posttreatment mean (SD)Pretreatment mean (SD)Posttreatment mean (SD)
Establishments245
(615)
476
(1,106)
169
(363)
250
(618)
Jobs2,193
(5,491)
3,275
(7,867)
1,345
(2,957)
1,587
(3,977)
Wage income (2015$)33,464
(9,252)
36,667
(10,331)
33,113
(10,015)
35,860
(11,330)
Share of jobs in agriculture0.140.120.180.15
Share of jobs in manufacturing0.100.700.080.06
Share of jobs in mining0.050.030.080.05
Share of jobs in services0.510.540.490.52