Changes in version 0.1.1                        

  - Add new variables related to work experince (stwork, yr_wforce, exp)
    to the wages and wages_hs_do data.
  - Add new variables related to high school completed (hgc_1979 and
    grade).
  - Modify the filtering rules to subset the dropouts cohort.
  - Change the variable name from gender to sex.
  - Change the variable's levels for sex ("m" and "f" for Male and
    Female, respectively) and race ("B", "H", and "NBH" for "Black",
    "Hispanic", and "Non-Black, Non-Hispanic", respectively)

                 Changes in version 0.1.0 (2021-09-06)                  

This package contains three datasets of measurements on wages over time
extracted from the National Longitudinal Survey of Youth 1979 (the
NLSY79).