Nothing

```
LOSH <- function(x, listw, a = 2, var_hi = TRUE, zero.policy = NULL, na.action = na.fail, spChk = NULL) {
if (is.null(zero.policy))
zero.policy <- get("zeroPolicy", envir = .spdepOptions)
stopifnot(is.logical(zero.policy))
n <- length(listw$neighbours)
#a <- 2 ## "a" could be any other positive value, but the chi-square-based inference is then no longer possible
if (n != length(x))
stop("Different numbers of observations")
NAOK <- deparse(substitute(na.action)) == "na.pass"
if(var_hi) {
res <- matrix(nrow = n, ncol = 6)
colnames(res) <- c("Hi", "E.Hi", "Var.Hi", "Z.Hi", "x_bar_i", "ei")
} else {
res <- matrix(nrow = n, ncol = 3)
colnames(res) <- c("Hi", "x_bar_i", "ei")
}
### calculation of the row sums of the spatial weights
Wi <- vapply(listw$weights, sum, FUN.VALUE = 0.0)
### calculation of x_bar_i
res[,"x_bar_i"] <- lag.listw(listw, x, zero.policy = zero.policy, NAOK = NAOK) / Wi
### calculation of ej
res[,"ei"] <- abs(x - res[,"x_bar_i"])^a
### calculation of 1/(h1 * Wi)
denom_hi <- mean(res[,"ei"]) * Wi
### calculation of Hi
res[,"Hi"] <- lag.listw(listw, res[,"ei"], zero.policy = zero.policy, NAOK = NAOK) / denom_hi
if(var_hi) {
### calculation of the variance of the ei terms (a global value)
var_ei <- (sum(res[,"ei"]^2) / n) - mean(res[,"ei"])^2
### calculation of the variance of Hi
res[,"Var.Hi"] <- (n-1)^(-1) * denom_hi^(-2) * var_ei * (n * vapply(listw$weights, function(y) sum(y^2), FUN.VALUE = 0.0) - Wi^2)
### calculation of Zi
res[,"Z.Hi"] <- (2 * res[,"Hi"]) / res[,"Var.Hi"]
### storing the expectations
res[,"E.Hi"] <- 1
}
res
}
```

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