###################################################################
## Matrix Completion Function
###################################################################
fect.mc <- function(Y, # Outcome variable, (T*N) matrix
X, # Explanatory variables: (T*N*p) array
D,
W,
I,
II,
T.on,
T.off = NULL,
T.on.carry = NULL,
T.on.balance = NULL,
balance.period = NULL,
lambda.cv = 1e10,
force,
hasF = 1,
hasRevs = 1,
tol, # tolerance level
max.iteration = 1000,
boot = FALSE, # bootstrapped sample
norm.para = NULL,
placeboTest = 0,
placebo.period = NULL,
carryoverTest = 0,
carryover.period = NULL,
calendar.enp.seq = NULL,
time.on.seq = NULL,
time.off.seq = NULL,
time.on.carry.seq = NULL,
time.on.balance.seq = NULL,
time.on.seq.W = NULL,
time.off.seq.W = NULL,
group.level = NULL,
group = NULL,
time.on.seq.group = NULL,
time.off.seq.group = NULL) {
##-------------------------------##
## Parsing data
##-------------------------------##
carryover.pos <- placebo.pos <- na.pos <- NULL
## unit id and time
TT <- dim(Y)[1]
N <- dim(Y)[2]
if (is.null(X) == FALSE) {p <- dim(X)[3]} else {p <- 0}
## replicate data
YY <- Y
YY[which(II == 0)] <- 0 ## reset to 0
t.on <- c(T.on)
## initial fit using fastplm
data.ini <- matrix(NA, (TT*N), (2 + 1 + p))
data.ini[, 2] <- rep(1:N, each = TT) ## unit fe
data.ini[, 3] <- rep(1:TT, N) ## time fe
data.ini[, 1] <- c(Y) ## outcome
if (p > 0) { ## covar
for (i in 1:p) {
data.ini[, (3 + i)] <- c(X[, , i])
}
}
if(is.null(W)){
W.use <- as.matrix(0)
}else{
W.use <- W
W.use[which(II==0)] <- 0
}
## observed Y0 indicator:
oci <- which(c(II) == 1)
if(!is.null(W)){
initialOut <- initialFit(data = data.ini, force = force, w = c(W), oci = oci)
}else{
initialOut <- initialFit(data = data.ini, force = force, w = NULL, oci = oci)
}
Y0 <- initialOut$Y0
beta0 <- initialOut$beta0
if (p > 0 && sum(is.na(beta0)) > 0) {
beta0[which(is.na(beta0))] <- 0
}
##-------------------------------##
## ----------- Main Algorithm ----------- ##
##-------------------------------##
lambda.norm <- eigen.all <- NULL
if (boot == FALSE) {
Y.lambda <- YY - Y0
Y.lambda[which(II == 0)] <- 0
eigen.all <- svd( Y.lambda / (TT * N) )$d
lambda.norm <- lambda.cv / max(eigen.all)
}
validX <- 1 ## no multi-colinearity
## matrix completion
est.best <- inter_fe_mc(YY, Y0, X, II, W.use, beta0, hasF, lambda.cv, force, tol, max.iteration)
validX <- est.best$validX
validF <- est.best$validF
est.fect <- NULL
if (boot == FALSE) {
est.fect <- inter_fe_ub(YY, Y0, X, II, W.use, beta0, 0, force = force, tol, max.iteration)
}
##------------------------------##
## ----------- Summarize -------------- ##
##------------------------------##
##-------------------------------##
## ATT and Counterfactuals ##
##-------------------------------##
## we first adjustment for normalization
if (!is.null(norm.para)) {
Y <- Y * norm.para[1]
## output of estimates
est.best$mu <- est.best$mu * norm.para[1]
if (force%in%c(1, 3)) {
est.best$alpha <- est.best$alpha * norm.para[1]
}
if (force%in%c(2,3)) {
est.best$xi <- est.best$xi * norm.para[1]
}
#if (p>0) {
# est.best$beta <- est.best$beta * norm.para[1]
#}
est.best$residuals <- est.best$residuals * norm.para[1]
est.best$fit <- est.best$fit * norm.para[1]
if (boot == FALSE) {
est.fect$fit <- est.fect$fit * norm.para[1]
}
est.fect$sigma2 <- est.fect$sigma2 * norm.para[1]
}
## 0. revelant parameters
if (p>0) {
na.pos <- is.nan(est.best$beta)
beta <- est.best$beta
if( sum(na.pos) > 0 ) {
beta[na.pos] <- NA
}
} else {
beta <- NA
}
## 1. estimated att and counterfactuals
eff <- Y - est.best$fit
complete.index <- which(!is.na(eff))
missing.index <- which(is.na(eff))
if(length(missing.index)>0){
I[missing.index] <- 0
II[missing.index] <- 0
}
if (0 %in% I) {
eff[which(I == 0)] <- NA
}
complete.index <- which(!is.na(eff))
att.avg <- sum(eff[complete.index] * D[complete.index])/(sum(D[complete.index]))
att.avg.balance <- NA
if(!is.null(balance.period)){
complete.index2 <- which(!is.na(T.on.balance))
att.avg.balance <- sum(eff[complete.index2] * D[complete.index2])/(sum(D[complete.index2]))
}
# weighted effect
att.avg.W <- NA
if(!is.null(W)){
att.avg.W <- sum(eff[complete.index] * D[complete.index] * W[complete.index])/(sum(D[complete.index] * W[complete.index]))
}
## att.avg.unit
tr.pos <- which(apply(D, 2, sum) > 0)
att.unit <- sapply(1:length(tr.pos), function(vec){return(sum(eff[, tr.pos[vec]] * D[, tr.pos[vec]]) / sum(D[, tr.pos[vec]]))})
att.avg.unit <- mean(att.unit,na.rm=TRUE)
equiv.att.avg <- eff.equiv <- NULL
if (boot == FALSE) {
eff.equiv <- Y - est.fect$fit
if (0 %in% I) {
eff.equiv[which(I == 0)] <- NA
}
complete.index <- which(!is.na(eff.equiv))
equiv.att.avg <- sum(eff.equiv[complete.index] * D[complete.index])/(sum(D[complete.index]))
}
## 2. rmse for treated units' observations under control
tr <- which(apply(D, 2, sum) > 0)
co <- which(apply(D, 2, sum) == 0)
tr.co <- which((as.matrix(1 - D[,tr]) * as.matrix(II[,tr])) == 1)
eff.tr <- as.matrix(eff[,tr])
v.eff.tr <- eff.tr[tr.co]
rmse <- sqrt(mean(v.eff.tr^2))
## 3. unbalanced output
Y.ct.full <- est.best$fit
if (0%in%I) {
eff[which(I == 0)] <- NA
est.best$fit[which(I == 0)] <- NA
}
res.full <- est.best$residuals
est.best$residuals[which(II == 0)] <- NA
est.best$sigma2 <- mean(c(est.best$residuals[which(II == 1)])^2) ## mean squared error of residuals
## 4. dynamic effects
t.on <- c(T.on)
eff.v <- c(eff) ## a vector
rm.pos1 <- which(is.na(eff.v))
rm.pos2 <- which(is.na(t.on))
eff.v.use1 <- eff.v
t.on.use <- t.on
n.on.use <- rep(1:N, each = TT)
eff.equiv.v <- NULL
if (boot == FALSE) {
eff.equiv.v <- c(eff.equiv)
}
if (NA %in% eff.v | NA %in% t.on) {
eff.v.use1 <- eff.v[-c(rm.pos1, rm.pos2)]
t.on.use <- t.on[-c(rm.pos1, rm.pos2)]
n.on.use <- n.on.use[-c(rm.pos1, rm.pos2)]
if (boot == FALSE) {
eff.equiv.v <- eff.equiv.v[-c(rm.pos1, rm.pos2)]
}
}
pre.pos <- which(t.on.use <= 0)
eff.pre <- cbind(eff.v.use1[pre.pos], t.on.use[pre.pos], n.on.use[pre.pos])
colnames(eff.pre) <- c("eff", "period", "unit")
pre.sd <- eff.pre.equiv <- NULL
if (boot == FALSE) {
eff.pre.equiv <- cbind(eff.equiv.v[pre.pos], t.on.use[pre.pos], n.on.use[pre.pos])
colnames(eff.pre.equiv) <- c("eff.equiv", "period", "unit")
pre.sd <- tapply(eff.pre.equiv[,1], eff.pre.equiv[,2], sd)
pre.sd <- cbind(pre.sd, sort(unique(eff.pre.equiv[, 2])), table(eff.pre.equiv[, 2]))
colnames(pre.sd) <- c("sd", "period", "count")
}
time.on <- sort(unique(t.on.use))
att.on <- as.numeric(tapply(eff.v.use1, t.on.use, mean)) ## NA already removed
count.on <- as.numeric(table(t.on.use))
if (!is.null(time.on.seq)) {
count.on.med <- att.on.med <- rep(NA, length(time.on.seq))
att.on.med[which(time.on.seq %in% time.on)] <- att.on
count.on.med[which(time.on.seq %in% time.on)] <- count.on
att.on <- att.on.med
count.on <- count.on.med
time.on <- time.on.seq
}
## weighted treatment effect
if(!is.null(W)){
W.v <- c(W)
rm.pos.W <- which(is.na(W))
if (NA %in% eff.v | NA %in% t.on | NA %in% W.v) {
eff.v.use.W <- eff.v[-c(rm.pos1, rm.pos2, rm.pos.W)]
W.v.use <- W.v[-c(rm.pos1, rm.pos2, rm.pos.W)]
t.on.use.W <- t.on[-c(rm.pos1, rm.pos2, rm.pos.W)]
n.on.use.W <- n.on.use[-c(rm.pos1, rm.pos2, rm.pos.W)]
}
else{
eff.v.use.W <- eff.v.use1
t.on.use.W <- t.on.use
n.on.use.W <- n.on.use
W.v.use <- W.v
}
time.on.W <- sort(unique(t.on.use.W))
att.on.sum.W <- as.numeric(tapply(eff.v.use.W*W.v.use, t.on.use.W, sum)) ## NA already removed
W.on.sum <- as.numeric(tapply(W.v.use, t.on.use.W, sum))
att.on.W <- att.on.sum.W/W.on.sum
count.on.W <- as.numeric(table(t.on.use.W))
if (!is.null(time.on.seq.W)) {
att.on.sum.med.W <- W.on.sum.med <- count.on.med.W <- att.on.med.W <- rep(NA, length(time.on.seq.W))
att.on.sum.med.W[which(time.on.seq.W %in% time.on.W)] <- att.on.sum.W
att.on.med.W[which(time.on.seq.W %in% time.on.W)] <- att.on.W
count.on.med.W[which(time.on.seq.W %in% time.on.W)] <- count.on.W
W.on.sum.med[which(time.on.seq.W %in% time.on.W)] <- W.on.sum
att.on.sum.W <- att.on.sum.med.W
att.on.W <- att.on.med.W
count.on.W <- count.on.med.W
time.on.W <- time.on.seq.W
W.on.sum <- W.on.sum.med
}
}
else{
att.on.sum.med.W <- att.on.sum.W <- count.on.med.W <- att.on.med.W <- W.on.sum.med <- att.on.W <- count.on.W <- time.on.W <- W.on.sum <- NULL
}
## 4.1 carryover effect
carry.att <- NULL
if (!is.null(T.on.carry)) {
t.on.carry <- c(T.on.carry)
rm.pos4 <- which(is.na(t.on.carry))
t.on.carry.use <- t.on.carry
if (NA %in% eff.v | NA %in% t.on.carry) {
eff.v.use3 <- eff.v[-c(rm.pos1, rm.pos4)]
t.on.carry.use <- t.on.carry[-c(rm.pos1, rm.pos4)]
}
carry.time <- sort(unique(t.on.carry.use))
carry.att <- as.numeric(tapply(eff.v.use3, t.on.carry.use, mean)) ## NA already removed
if (!is.null(time.on.carry.seq)) {
carry.att.med <- rep(NA, length(time.on.carry.seq))
carry.att.med[which(time.on.carry.seq %in% carry.time)] <- carry.att
carry.att <- carry.att.med
carry.time <- time.on.carry.seq
}
}
## 4.2 balance effect
balance.att <- NULL
if (!is.null(balance.period)) {
t.on.balance <- c(T.on.balance)
rm.pos4 <- which(is.na(t.on.balance))
t.on.balance.use <- t.on.balance
if (NA %in% eff.v | NA %in% t.on.balance) {
eff.v.use3 <- eff.v[-c(rm.pos1, rm.pos4)]
t.on.balance.use <- t.on.balance[-c(rm.pos1, rm.pos4)]
}
balance.time <- sort(unique(t.on.balance.use))
balance.att <- as.numeric(tapply(eff.v.use3, t.on.balance.use, mean)) ## NA already removed
balance.count <- as.numeric(table(t.on.balance.use))
if (!is.null(time.on.balance.seq)) {
balance.att.med <- rep(NA, length(time.on.balance.seq))
balance.count.med <- rep(0, length(time.on.balance.seq))
balance.att.med[which(time.on.balance.seq %in% balance.time)] <- balance.att
if(length(balance.count)>0){
balance.count.med[which(time.on.balance.seq %in% balance.time)] <- balance.count
}
balance.count <- balance.count.med
balance.att <- balance.att.med
balance.time <- time.on.balance.seq
}
#placebo for balanced samples
if(!is.null(placebo.period) && placeboTest == 1){
if (length(placebo.period) == 1) {
balance.placebo.pos <- which(balance.time == placebo.period)
balance.att.placebo <- balance.att[balance.placebo.pos]
}
else {
balance.placebo.pos <- which(balance.time >= placebo.period[1] & balance.time <= placebo.period[2])
balance.att.placebo <- sum(balance.att[balance.placebo.pos] * balance.count[balance.placebo.pos]) / sum(balance.count[balance.placebo.pos])
}
}
}
## 5. placebo effect, if placeboTest == 1
if (!is.null(placebo.period) && placeboTest == 1) {
if (length(placebo.period) == 1) {
placebo.pos <- which(time.on == placebo.period)
att.placebo <- att.on[placebo.pos]
}
else {
placebo.pos <- which(time.on >= placebo.period[1] & time.on <= placebo.period[2])
att.placebo <- sum(att.on[placebo.pos] * count.on[placebo.pos]) / sum(count.on[placebo.pos])
}
if(!is.null(W)){
if (length(placebo.period) == 1) {
placebo.pos.W <- which(time.on.W == placebo.period)
att.placebo.W <- att.on.W[placebo.pos.W]
}
else {
placebo.pos.W <- which(time.on.W >= placebo.period[1] & time.on.W <= placebo.period[2])
att.placebo.W <- sum(att.on.sum.W[placebo.pos.W]) / sum(W.on.sum[placebo.pos.W])
}
}
}
eff.off.equiv <- off.sd <- eff.off <- NULL
## 6. switch-off effects
if (hasRevs == 1) {
t.off <- c(T.off)
rm.pos3 <- which(is.na(t.off))
eff.v.use2 <- eff.v
t.off.use <- t.off
if (NA %in% eff.v | NA %in% t.off) {
eff.v.use2 <- eff.v[-c(rm.pos1, rm.pos3)]
t.off.use <- t.off[-c(rm.pos1, rm.pos3)]
}
off.pos <- which(t.off.use > 0)
eff.off <- cbind(eff.v.use2[off.pos], t.off.use[off.pos], n.on.use[off.pos])
colnames(eff.off) <- c("eff", "period", "unit")
if (boot == FALSE) {
eff.off.equiv <- cbind(eff.equiv.v[off.pos], t.off.use[off.pos], n.on.use[off.pos])
colnames(eff.off.equiv) <- c("off.equiv", "period", "unit")
off.sd <- tapply(eff.off.equiv[,1], eff.off.equiv[,2], sd)
off.sd <- cbind(off.sd, sort(unique(eff.off.equiv[, 2])), table(eff.off.equiv[, 2]))
colnames(off.sd) <- c("sd", "period", "count")
}
time.off <- sort(unique(t.off.use))
att.off <- as.numeric(tapply(eff.v.use2, t.off.use, mean)) ## NA already removed
count.off <- as.numeric(table(t.off.use))
if (!is.null(time.off.seq)) {
count.off.med <- att.off.med <- rep(NA, length(time.off.seq))
att.off.med[which(time.off.seq %in% time.off)] <- att.off
count.off.med[which(time.off.seq %in% time.off)] <- count.off
att.off <- att.off.med
count.off <- count.off.med
time.off <- time.off.seq
}
if(!is.null(W)){
if (NA %in% eff.v | NA %in% t.off | NA %in% W.v) {
eff.v.use2.W <- eff.v[-c(rm.pos1, rm.pos3, rm.pos.W)]
W.v.use2 <- W.v[-c(rm.pos1, rm.pos3, rm.pos.W)]
t.off.use.W <- t.off[-c(rm.pos1, rm.pos3, rm.pos.W)]
}
else{
eff.v.use2.W <- eff.v.use2
t.off.use.W <- t.off.use
W.v.use2 <- W.v
}
time.off.W <- sort(unique(t.off.use.W))
att.off.sum.W <- as.numeric(tapply(eff.v.use2.W*W.v.use2, t.off.use.W, sum))
W.off.sum <- as.numeric(tapply(W.v.use2, t.off.use.W, sum))
att.off.W <- att.off.sum.W/W.off.sum ## NA already removed
count.off.W <- as.numeric(table(t.off.use.W))
if (!is.null(time.off.seq.W)) {
att.off.sum.med.W <- W.off.sum.med <- count.off.med.W <- att.off.med.W <- rep(NA, length(time.off.seq.W))
att.off.sum.med.W[which(time.off.seq.W %in% time.off.W)] <- att.off.sum.W
att.off.med.W[which(time.off.seq.W %in% time.off.W)] <- att.off.W
count.off.med.W[which(time.off.seq.W %in% time.off.W)] <- count.off.W
W.off.sum.med[which(time.off.seq.W %in% time.off.W)] <- W.off.sum
att.off.sum.W <- att.off.sum.med.W
att.off.W <- att.off.med.W
count.off.W <- count.off.med.W
time.off.W <- time.off.seq.W
W.off.sum <- W.off.sum.med
}
}
else{
W.off.sum.med <- W.off.sum <- att.off.sum.W <- att.off.sum.med.W <- count.off.med.W <- att.off.med.W <- count.off.med.W <- att.off.W <- count.off.W <- time.off.W <- NULL
}
}
## 7. carryover effects
if (!is.null(carryover.period) && carryoverTest == 1 && hasRevs) {
if (length(carryover.period) == 1) {
carryover.pos <- which(time.off == carryover.period)
att.carryover <- att.off[carryover.pos]
}
else {
carryover.pos <- which(time.off >= carryover.period[1] & time.off <= carryover.period[2])
att.carryover <- sum(att.off[carryover.pos] * count.off[carryover.pos]) / sum(count.off[carryover.pos])
}
if(!is.null(W)){
if (length(carryover.period) == 1) {
carryover.pos.W <- which(time.off.W == carryover.period)
att.carryover.W <- att.off.W[carryover.pos.W]
}
else {
carryover.pos.W <- which(time.off.W >= carryover.period[1] & time.off.W <= carryover.period[2])
att.carryover.W <- sum(att.off.sum.W[carryover.pos.W]) / sum(W.off.sum[carryover.pos.W])
}
}
}
## 9. loess HTE by time
D.missing <- D
D.missing[which(D==0)] <- NA
eff.calendar <- apply(eff*D.missing,1,mean,na.rm=TRUE)
N.calendar <- apply(!is.na(eff*D.missing),1,sum)
T.calendar <- c(1:TT)
if(sum(!is.na(eff.calendar))>1){
#loess fit
if(!is.null(calendar.enp.seq)){
if(length(calendar.enp.seq)==1 & is.na(calendar.enp.seq)){
calendar.enp.seq <- NULL
}
}
if(is.null(calendar.enp.seq)){
loess.fit <- suppressWarnings(try(loess(eff.calendar~T.calendar,weights = N.calendar),silent=TRUE))
}
else{
loess.fit <- suppressWarnings(try(loess(eff.calendar~T.calendar,weights = N.calendar,enp.target=calendar.enp.seq),silent=TRUE))
}
if('try-error' %in% class(loess.fit)){
eff.calendar.fit <- eff.calendar
calendar.enp <- NULL
}
else{
eff.calendar.fit <- eff.calendar
eff.calendar.fit[which(!is.na(eff.calendar))] <- loess.fit$fit
calendar.enp <- loess.fit$enp
}
}
else{
eff.calendar.fit <- eff.calendar
calendar.enp <- NULL
}
## 8. cohort effects
if (!is.null(group)) {
cohort <- cbind(c(group), c(D), c(eff.v))
rm.pos <- unique(c(rm.pos1, which(cohort[, 2] == 0)))
cohort <- cohort[-rm.pos, ]
g.level <- sort(unique(cohort[, 1]))
raw.group.att <- as.numeric(tapply(cohort[, 3], cohort[, 1], mean))
group.att <- rep(NA, length(group.level))
group.att[which(group.level %in% g.level)] <- raw.group.att
# by-group dynamic effects
group.level.name <- names(group.level)
group.output <- list()
for(i in c(1:length(group.level))){
sub.group <- group.level[i]
sub.group.name <- group.level.name[i]
## by-group dynamic effects
t.on.sub <- c(T.on[which(group==sub.group)])
eff.v.sub <- c(eff[which(group==sub.group)]) ## a vector
rm.pos1.sub <- which(is.na(eff.v.sub))
rm.pos2.sub <- which(is.na(t.on.sub))
eff.v.use1.sub <- eff.v.sub
t.on.use.sub <- t.on.sub
if (NA %in% eff.v.sub | NA %in% t.on.sub) {
eff.v.use1.sub <- eff.v.sub[-c(rm.pos1.sub, rm.pos2.sub)]
t.on.use.sub <- t.on.sub[-c(rm.pos1.sub, rm.pos2.sub)]
}
if(length(t.on.use.sub)>0){
time.on.sub <- sort(unique(t.on.use.sub))
att.on.sub <- as.numeric(tapply(eff.v.use1.sub,
t.on.use.sub,
mean)) ## NA already removed
count.on.sub <- as.numeric(table(t.on.use.sub))
}else{
time.on.sub <- att.on.sub <- count.on.sub <- NULL
}
if (!is.null(time.on.seq.group)) {
count.on.med.sub <- att.on.med.sub <- rep(NA, length(time.on.seq.group[[sub.group.name]]))
time.on.seq.sub <- time.on.seq.group[[sub.group.name]]
att.on.med.sub[which(time.on.seq.sub %in% time.on.sub)] <- att.on.sub
count.on.med.sub[which(time.on.seq.sub %in% time.on.sub)] <- count.on.sub
att.on.sub <- att.on.med.sub
count.on.sub <- count.on.med.sub
time.on.sub<- time.on.seq.sub
}
suboutput <- list(att.on=att.on.sub,
time.on=time.on.sub,
count.on=count.on.sub)
## placebo effect, if placeboTest == 1
if (!is.null(placebo.period) && placeboTest == 1) {
if (length(placebo.period) == 1) {
placebo.pos.sub <- which(time.on.sub == placebo.period)
if(length(placebo.pos.sub)>0){
att.placebo.sub <- att.on.sub[placebo.pos.sub]
}
else{att.placebo.sub <- NULL}
}
else {
placebo.pos.sub <- which(time.on.sub >= placebo.period[1] & time.on.sub <= placebo.period[2])
if(length(placebo.pos.sub)>0){
att.placebo.sub <- sum(att.on.sub[placebo.pos.sub] * count.on.sub[placebo.pos.sub]) / sum(count.on.sub[placebo.pos.sub])
}
else{att.placebo.sub <- NULL}
}
suboutput <- c(suboutput, list(att.placebo = att.placebo.sub))
}
## T.off
if (hasRevs == 1) {
t.off.sub <- c(T.off[which(group==sub.group)])
rm.pos3.sub <- which(is.na(t.off.sub))
eff.v.use2.sub <- eff.v.sub
t.off.use.sub <- t.off.sub
if (NA %in% eff.v.sub | NA %in% t.off.sub) {
eff.v.use2.sub <- eff.v.sub[-c(rm.pos1.sub, rm.pos3.sub)]
t.off.use.sub <- t.off.sub[-c(rm.pos1.sub, rm.pos3.sub)]
}
if(length(t.off.use.sub)>0){
time.off.sub <- sort(unique(t.off.use.sub))
att.off.sub <- as.numeric(tapply(eff.v.use2.sub, t.off.use.sub, mean)) ## NA already removed
count.off.sub <- as.numeric(table(t.off.use.sub))
}else{
time.off.sub <- att.off.sub <- count.off.sub <- NULL
}
if (!is.null(time.off.seq.group)) {
count.off.med.sub <- att.off.med.sub <- rep(NA, length(time.off.seq.group[[sub.group.name]]))
time.off.seq.sub <- time.off.seq.group[[sub.group.name]]
att.off.med.sub[which(time.off.seq.sub %in% time.off.sub)] <- att.off.sub
count.off.med.sub[which(time.off.seq.sub %in% time.off.sub)] <- count.off.sub
att.off.sub <- att.off.med.sub
count.off.sub <- count.off.med.sub
time.off.sub <- time.off.seq.sub
}
suboutput <- c(suboutput, list(att.off = att.off.sub,
count.off = count.off.sub,
time.off = time.off.sub))
if (!is.null(carryover.period) && carryoverTest == 1) {
if (length(carryover.period) == 1) {
carryover.pos.sub <- which(time.off.sub == carryover.period)
if(length(carryover.pos.sub)>0){
att.carryover.sub <- att.off.sub[carryover.pos.sub]
} else{att.carryover.sub <- NULL}
} else {
carryover.pos.sub <- which(time.off.sub >= carryover.period[1] & time.off.sub <= carryover.period[2])
if(length(carryover.pos.sub)>0){
att.carryover.sub <- sum(att.off.sub[carryover.pos.sub] * count.off.sub[carryover.pos.sub]) / sum(count.off.sub[carryover.pos.sub])
} else{att.carryover.sub <- NULL}
}
suboutput <- c(suboutput,list(att.carryover = att.carryover.sub))
}
}
group.output[[sub.group.name]] <- suboutput
}
}
##-------------------------------##
## Storage
##-------------------------------##
out<-list(
## main results
method = "mc",
T.on = T.on,
Y.ct = est.best$fit,
Y.ct.full = Y.ct.full,
eff = eff,
I = I,
II = II,
D = D,
Y = Y,
X = X,
att.avg = att.avg,
att.avg.unit = att.avg.unit,
## supporting
force = force,
T = TT,
N = N,
tr = tr,
co = co,
p = p,
lambda.cv = lambda.cv,
lambda.norm = lambda.norm,
eigen.all = eigen.all,
beta = beta,
est = est.best,
mu = est.best$mu,
validX = validX,
validF = validF,
niter = est.best$niter,
time = time.on,
att = att.on,
count = count.on,
eff.calendar = eff.calendar,
N.calendar = N.calendar,
eff.calendar.fit = eff.calendar.fit,
calendar.enp = calendar.enp,
eff.pre = eff.pre,
eff.pre.equiv = eff.pre.equiv,
pre.sd = pre.sd,
rmse = rmse,
res = est.best$residuals,
sigma2 = est.best$sigma2,
sigma2.fect = est.fect$sigma2
)
if (hasRevs == 1) {
out <- c(out, list(time.off = time.off,
att.off = att.off,
count.off = count.off,
eff.off = eff.off,
eff.off.equiv = eff.off.equiv,
off.sd = off.sd))
}
if (!is.null(T.on.carry)) {
out <- c(out, list(carry.att = carry.att, carry.time = carry.time))
}
if(!is.null(balance.period)){
out <- c(out, list(balance.att = balance.att, balance.time = balance.time,
balance.count = balance.count,balance.avg.att = att.avg.balance))
if (!is.null(placebo.period) && placeboTest == 1) {
out <- c(out, list(balance.att.placebo = balance.att.placebo))
}
}
if(!is.null(W)){
out <- c(out, list(W = W,
att.avg.W = att.avg.W,
att.on.sum.W = att.on.sum.W,
att.on.W = att.on.W,
count.on.W = count.on.W,
time.on.W = time.on.W,
W.on.sum = W.on.sum))
if(hasRevs == 1){
out <- c(out, list(att.off.sum.W = att.off.sum.W,
att.off.W = att.off.W,
count.off.W = count.off.W,
time.off.W = time.off.W,
W.off.sum = W.off.sum))
}
if (!is.null(placebo.period) && placeboTest == 1) {
out <- c(out, list(att.placebo.W = att.placebo.W))
}
if (!is.null(carryover.period) && carryoverTest == 1) {
out <- c(out, list(att.carryover.W = att.carryover.W))
}
}
#if (boot == FALSE) {
# out <- c(out, list(equiv.att.avg = equiv.att.avg))
#}
if (force == 1) {
out<-c(out, list(alpha = est.best$alpha))
} else if (force == 2) {
out<-c(out,list(xi = est.best$xi))
} else if (force == 3) {
out<-c(out,list(alpha = est.best$alpha, xi = est.best$xi))
}
if (!is.null(placebo.period) && placeboTest == 1) {
out <- c(out, list(att.placebo = att.placebo))
}
if (!is.null(carryover.period) && carryoverTest == 1) {
out <- c(out, list(att.carryover = att.carryover))
}
if (!is.null(group)) {
out <- c(out, list(group.att = group.att,
group.output = group.output))
}
return(out)
} ## mc functions ends
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