create_extract {easyPSID} | R Documentation |
Creates an extract dataset in long format consisting of the 500 most frequently reoccurring PSID Family Variables across all supplied waves of the PSID.
create_extract(in_direc, out_direc, num_vars = 500, all_years = F)
in_direc |
Directory containing waves of the Family Files in .rds format |
out_direc |
Directory to place export file into |
num_vars |
Number of variables to include in export dataset (default = 500). High variable counts with many waves of data require a significant amount of RAM, and may cause this function to throw errors if a computer's RAM is insufficient |
all_years |
Select most common variables based on all years of the PSID rather than based in the data actually supplied |
create_extract(
in_direc=system.file("extdata","rds_dir", package = "easyPSID"),
out_direc=tempdir(),
num_vars=25,
)