# Treatment Effects with Multiple Periods and Groups

## Documentation for package ‘did’ version 2.1.1

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

aggte | Aggregate Group-Time Average Treatment Effects
AGGTEobj | AGGTEobj
att_gt | Group-Time Average Treatment Effects
build_sim_dataset | build_sim_dataset
conditional_did_pretest | Pre-Test of Conditional Parallel Trends Assumption
did | Difference in Differences
DIDparams | DIDparams
ggdid | Plot 'did' objects using 'ggplot2'
ggdid.AGGTEobj | Plot 'AGGTEobj' objects
ggdid.MP | Plot 'MP' objects using 'ggplot2'
glance.AGGTEobj | glance model characteristics from AGGTEobj objects
glance.MP | glance model characteristics from MP objects
indicator | indicator
mboot | Multiplier Bootstrap
MP | MP
MP.TEST | MP.TEST
mpdta | County Teen Employment Dataset
pre_process_did | Process 'did' Function Arguments
print.AGGTEobj | print.AGGTEobj
print.MP | print.MP
process_attgt | Process Results from 'compute.att_gt()'
reset.sim | reset.sim
sim | sim
summary.AGGTEobj | Summary Aggregate Treatment Effect Parameter Objects
summary.MP | summary.MP
summary.MP.TEST | summary.MP.TEST
test.mboot | Multiplier Bootstrap for Conditional Moment Test
tidy.AGGTEobj | tidy results from AGGTEobj objects
tidy.MP | tidy results from MP objects
trimmer | trimmer