Dataframe contains 20 annual observations from 1935 to 1954 of 7 variables for two firms General Electric and Westinghouse. Columns are Year; Ige and Iw = Gross investment for GE and W,respectively; Fge and Fw=Market value of Firm as of begin of the year; Cge and Cw= Capital stock measure as of begin of the year.
data(grunfeld)
A table containing 7 variables ("Year", "Ige", "Fge", "Cge","Iw", "Fw","Cw") and 20 observations.