Lydia Pinkham Annual Advertising and Sales data
Annual domestic advertising and sales of Lydia E. Pinkham Medicine Company in thousands of dollars 1907-1960
A data frame with 54 observations on the 2 variables.
Pankratz, A. (1991) Forecasting With Dynamic Regression Models, Wiley.
Wei, W. (1994) Time series analysis - univariate and multivariate methods