Data from the International Monetary Fund for the export quality and unit/trade value of passenger cars for all available countries and years from 1963 to 2014.
eq_passengercarsA data frame with 60424 observations on the following 6 variables.
countrya character vector for the country/area.
ccodea numeric vector for the Correlates of War country code.
categorya factor with levels Export Quality Index,
Export quality 95 percent interval - lower bound,
Export quality 95 percent interval - upper bound
Unit value of exports, Unit value 95 percent interval - lower bound,
Unit value 95 percent interval - upper bound,
Trade value of exports
typea factor with levels 51. Transport equipment, Passenger cars.
This is a constant. I just felt like making it a factor.
yeara numeric vector for the year
valuea numeric vector for the value of the particular category.