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cem (version 1.0.106)

CEM: Software for Coarsened Exact Matching

Description

This program implements the coarsened exact matching algorithm (and many extensions) described in Stefano M. Iacus, Gary King, and Giuseppe Porro, "Matching for Causal Inference Without Balance Checking," http://gking.harvard.edu/files/abs/cem-abs.shtml

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Version

Install

install.packages('cem')

Monthly Downloads

3,882

Version

1.0.106

License

GPL-2

Maintainer

Gary King

Last Published

May 13th, 2009

Functions in cem (1.0.106)

imbalance

Calculates several imbalance measures
att

Example of ATT estimation from CEM output
pair

Produces a paired sample out of a CEM match solution
relax.cem

Diagnostic tool for CEM
LL

Lalonde dataset
k2k

Reduction to k2k Matching
LeLonde

Modified Lalonde dataset
shift.cem

Diagnostic tool for CEM
cem

Coarsened Exact Matching
DW

Dehejia-Wahba dataset
L1.meas

Evaluates L1 distance between multidimensional histograms