trends | R Documentation |
Google Trends for Crude Oil Data.
data(trends)
trends
is xts
object such that
trends$prod
– Google Trends for "oil production"
trends$cons
– Google Trends for "oil consumption"
trends$econ_act
– Google Trends for "economic activity"
trends$r
– Google Trends for "interest rate"
trends$stocks
– Google Trends for "stock markets"
trends$risk
– Google Trends for "market stress"
trends$ex_rate
– Google Trends for "exchange rate"
The data are in monthly frequency. They cover the period between Jan, 2004 and Oct, 2024.
The data are provided by Google.
https://trends.google.com/trends
data(trends)
gtrends <- trends/100
data(crudeoil)
wti <- crudeoil[-1,1]
drivers <- (lag(crudeoil[,-1],k=1))[-1,]
ld.wti <- (diff(log(wti)))[-1,]
ld.drivers <- drivers[-1,]
ld.drivers[,c(4,6)] <- (diff(drivers[,c(4,6)]))[-1,]
ld.drivers[,c(1:2,5,7)] <- (diff(log(drivers[,c(1:2,5,7)])))[-1,]
ld.drivers[,c(3,6)] <- ld.drivers[,c(3,6)]/100
ld.wti <- ld.wti['2004-01-01-/']
ld.drivers <- ld.drivers['2004-01-01-/']
xx <- ld.drivers
m <- fDMA(y=ld.wti,x=xx,alpha=0.99,lambda=0.99,initvar=1,model="dma",gprob=gtrends,omega=0.5)
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