get_wave {panelr} | R Documentation |
get_id()
, get_wave()
, and get_periods()
are extractor
functions that can be used to retrieve the names of the id and wave
variables or time periods of a panel_data
frame.
get_wave(data)
get_id(data)
get_periods(data)
data |
A |
A panel_data
frame
data("WageData")
wages <- panel_data(WageData, id = id, wave = t)
get_wave(wages)
get_id(wages)
get_periods(wages)