: Advanced coverage of forecasting and time-series processes.
model <- lm(GDP ~ lag(Consumption) + lag(Investment), data = macrodata) summary(model) : Advanced coverage of forecasting and time-series processes
Page 35 explains that we never observe the true economic relationship (PRF). Instead, we estimate an SRF using data. The authors emphasize that has two components: - lm(GDP ~ lag(Consumption) + lag(Investment)