if (FALSE) {
m1 <- ARIMAmodel(log(gdp))
print(m1)
}
if (FALSE) {
m1 <- ETSmodel(log(gdp))
print(m1)
}
if (FALSE) {
m1 <- PTSmodel(log(AirPassengers))
print(m1)
}
if (FALSE) {
m1 <- TETSmodel(log(gdp))
print(m1)
}
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