balance_panel: balance a time series panel

In williamlief/liefTools: Lief's personal functions

Description

Balances a panel of unit-time data. Filters out units that are missing observations.

Usage

balance_panel(df, unit = unit, time = time, start = NULL,
  stop = NULL, complete_obs = TRUE)

Arguments

df	a tibble
unit	(optional) the unit variable, default is unit
time	(optional) the time variable, default is time
start	(optional) the first year in the panel (int), default is minimum observed
stop	(optional) the last year in the panel (int), default is the maximum observed
complete_obs	(optional) require units to be observed in all time periods? default is true.

Details

Give a panel of observations, this function subsets the data frame to only include those units that are observed in every time period. Optional 'start' and 'stop' times can be designated, if specified, observations before the start and stop times will be dropped. Set 'complete_obs = FALSE' to keep units that are missing some time observations during the panel.

Value

input tibble filtered to balanced panel

Examples

 balance_panel(df = airquality, unit = Month, time = Day)

williamlief/liefTools documentation built on Jan. 1, 2020, 6:48 p.m.