knitr::opts_chunk$set( collapse = TRUE, comment = "#>", fig.path = "man/figures/README-" )
r badger::badge_devel("soichiroy/orddid", "blue")
You can install the development version from GitHub with:
require("devtools") install_github("soichiroy/orddid", dependencies=TRUE)
## load package library(orddid) library(dplyr) ## load example data data("gun_twowave")
## Estimate causal effects set.seed(1234) fit <- ord_did( Ynew = gun_twowave %>% filter(year == 2012) %>% pull(guns), Yold = gun_twowave %>% filter(year == 2010) %>% pull(guns), treat = gun_twowave %>% filter(year == 2012) %>% pull(treat_100mi), id_cluster = gun_twowave %>% filter(year == 2010) %>% pull(reszip), n_boot = 100, pre = FALSE, verbose = FALSE ) ## view summary of the output ## non-cumulative effects summary(fit, cumulative = FALSE) ## cumulative effects summary(fit)
## load data data("gun_threewave") gun_threewave <- na.omit(gun_threewave) ## further subset to no-treated people through 2012 case_use <- gun_threewave %>% filter(year == 2012) %>% filter(pds_100mi == "Untreated in Previous Decade" & t_100mi == 0) %>% pull(caseid) dat_14 <- gun_threewave %>% filter(caseid %in% case_use) ## check if subsetting is success full ## there should be no one treated until 2014 dat_14 %>% group_by(year, t_100mi) %>% summarize(n = n()) ## subset to comple-cases (exist from 2010 through 2014) case14 <- dat_14 %>% filter(year == 2014) %>% pull(caseid) case12 <- dat_14 %>% filter(year == 2012) %>% pull(caseid) case10 <- dat_14 %>% filter(year == 2010) %>% pull(caseid) case_full <- intersect(intersect(case14, case12), case10) ## treat Y2012 as "post" and Y2010 as "pre" Ynew <- dat_14 %>% filter(caseid %in% case_full & year == 2012) %>% pull(guns) Yold <- dat_14 %>% filter(caseid %in% case_full & year == 2010) %>% pull(guns) treat <- dat_14 %>% filter(caseid %in% case_full & year == 2014) %>% pull(t_100mi) zip <- dat_14 %>% filter(caseid %in% case_full & year == 2014) %>% pull(reszip) ## estimate parameters fit <- ord_did(Ynew, Yold, treat, zip, n_boot = 100, pre = TRUE, verbose = FALSE) ## equivalence test equiv_test <- equivalence_test( object = fit, alpha = 0.05 ) ## view result summary(equiv_test) ## plot result plot(equiv_test, ylim = c(-0.1, 0.1), fill = FALSE) ## test with different threshold equiv_test2 <- equivalence_test( object = fit, alpha = 0.05, threshold = 0.01 ) ## view result summary(equiv_test2)
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