# NOT RUN {
data("DJIA8012")
plot(DJIA8012)
# p.26, Figure 2.18
dldjia <- diff(log(DJIA8012))
plot(dldjia)
# p.141, Figure 6.4
plot(window(dldjia, start = "1987-09-01", end = "1987-12-31"))
# p.167, Figure 7.1
dldjia9005 <- window(dldjia, start = "1990-01-01", end = "2005-12-31")
qqnorm(dldjia9005)
qqline(dldjia9005, lty = 2)
# p.170, Figure 7.4
acf(dldjia9005, na.action = na.exclude, lag.max = 250, ylim = c(-0.1, 0.25))
acf(dldjia9005^2, na.action = na.exclude, lag.max = 250, ylim = c(-0.1, 0.25))
acf(abs(dldjia9005), na.action = na.exclude, lag.max = 250, ylim = c(-0.1, 0.25))
# }
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