Last data update: 2014.03.03

R: Dutch Retail Sales Index Data
DutchSalesR Documentation

Dutch Retail Sales Index Data

Description

Time series of retail sales index in The Netherlands.

Usage

data("DutchSales")

Format

A monthly univariate time series from 1960(5) to 1995(9).

Source

Online complements to Franses (1998).

http://www.few.eur.nl/few/people/franses/research/book2.htm

References

Franses, P.H. (1998). Time Series Models for Business and Economic Forecasting. Cambridge, UK: Cambridge University Press.

See Also

Franses1998

Examples

data("DutchSales")
plot(DutchSales)

## EACF tables (Franses 1998, p. 99)
ctrafo <- function(x) residuals(lm(x ~ factor(cycle(x))))
ddiff <- function(x) diff(diff(x, frequency(x)), 1)
eacf <- function(y, lag = 12) {
  stopifnot(all(lag > 0))
  if(length(lag) < 2) lag <- 1:lag
  rval <- sapply(
    list(y = y, dy = diff(y), cdy = ctrafo(diff(y)),
         Dy = diff(y, frequency(y)), dDy = ddiff(y)),
    function(x) acf(x, plot = FALSE, lag.max = max(lag))$acf[lag + 1])
  rownames(rval) <- lag
  return(rval)
}

## Franses (1998), Table 5.3
round(eacf(log(DutchSales), lag = c(1:18, 24, 36)), digits = 3)

Results


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> library(AER)
Loading required package: car
Loading required package: lmtest
Loading required package: zoo

Attaching package: 'zoo'

The following objects are masked from 'package:base':

    as.Date, as.Date.numeric

Loading required package: sandwich
Loading required package: survival
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/AER/DutchSales.Rd_%03d_medium.png", width=480, height=480)
> ### Name: DutchSales
> ### Title: Dutch Retail Sales Index Data
> ### Aliases: DutchSales
> ### Keywords: datasets
> 
> ### ** Examples
> 
> data("DutchSales")
> plot(DutchSales)
> 
> ## EACF tables (Franses 1998, p. 99)
> ctrafo <- function(x) residuals(lm(x ~ factor(cycle(x))))
> ddiff <- function(x) diff(diff(x, frequency(x)), 1)
> eacf <- function(y, lag = 12) {
+   stopifnot(all(lag > 0))
+   if(length(lag) < 2) lag <- 1:lag
+   rval <- sapply(
+     list(y = y, dy = diff(y), cdy = ctrafo(diff(y)),
+          Dy = diff(y, frequency(y)), dDy = ddiff(y)),
+     function(x) acf(x, plot = FALSE, lag.max = max(lag))$acf[lag + 1])
+   rownames(rval) <- lag
+   return(rval)
+ }
> 
> ## Franses (1998), Table 5.3
> round(eacf(log(DutchSales), lag = c(1:18, 24, 36)), digits = 3)
       y     dy    cdy    Dy    dDy
1  0.980 -0.264 -0.556 0.456 -0.532
2  0.967 -0.238 -0.024 0.490 -0.121
3  0.961 -0.004  0.221 0.654  0.307
4  0.954 -0.256 -0.180 0.486 -0.200
5  0.954  0.163  0.010 0.534 -0.011
6  0.950  0.236  0.160 0.593  0.148
7  0.940  0.093 -0.150 0.492 -0.093
8  0.929 -0.195 -0.025 0.492 -0.106
9  0.922 -0.004  0.223 0.607  0.268
10 0.912 -0.306 -0.256 0.431 -0.276
11 0.913 -0.098 -0.035 0.556  0.228
12 0.916  0.816  0.453 0.432 -0.061
13 0.897 -0.248 -0.497 0.375 -0.290
14 0.885 -0.113  0.344 0.633  0.408
15 0.877 -0.112 -0.125 0.446 -0.119
16 0.870 -0.238 -0.109 0.392 -0.189
17 0.870  0.218  0.176 0.540  0.240
18 0.865  0.181 -0.008 0.429 -0.045
24 0.827  0.656 -0.007 0.300 -0.308
36 0.738  0.593 -0.125 0.210 -0.312
> 
> 
> 
> 
> 
> dev.off()
null device 
          1 
>