Inference for the Linear IV Model Ridge Estimator Using Training and Test Samples

The asymptotic distribution is presented for the linear instrumental variables model estimated with a ridge penalty and a prior where the tuning parameter is selected with a holdout sample. The structural parameters and the tuning parameter are estimated jointly by method of moments. A chi-squared s...

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Main Authors: Fallaw Sowell, Nandana Sengupta
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Stats
Subjects:
Online Access:https://www.mdpi.com/2571-905X/4/3/43
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author Fallaw Sowell
Nandana Sengupta
author_facet Fallaw Sowell
Nandana Sengupta
author_sort Fallaw Sowell
collection DOAJ
description The asymptotic distribution is presented for the linear instrumental variables model estimated with a ridge penalty and a prior where the tuning parameter is selected with a holdout sample. The structural parameters and the tuning parameter are estimated jointly by method of moments. A chi-squared statistic permits confidence regions for the structural parameters. The form of the asymptotic distribution provides insights on the optimal way to perform the split between the training and test sample. Results for the linear regression estimated by ridge regression are presented as a special case.
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spelling doaj.art-050dff38d57f44c6a60a6e6cf3b51e482023-11-22T15:18:26ZengMDPI AGStats2571-905X2021-09-014372574410.3390/stats4030043Inference for the Linear IV Model Ridge Estimator Using Training and Test SamplesFallaw Sowell0Nandana Sengupta1Tepper School of Business, Carnegie Mellon University, Pittsburgh, PA 15213, USASchool of Public Policy, Indian Institute of Technology Delhi, New Delhi 110016, IndiaThe asymptotic distribution is presented for the linear instrumental variables model estimated with a ridge penalty and a prior where the tuning parameter is selected with a holdout sample. The structural parameters and the tuning parameter are estimated jointly by method of moments. A chi-squared statistic permits confidence regions for the structural parameters. The form of the asymptotic distribution provides insights on the optimal way to perform the split between the training and test sample. Results for the linear regression estimated by ridge regression are presented as a special case.https://www.mdpi.com/2571-905X/4/3/43ridge regressionholdout samplemethod of momentsasymptotic distributionconfidence region
spellingShingle Fallaw Sowell
Nandana Sengupta
Inference for the Linear IV Model Ridge Estimator Using Training and Test Samples
Stats
ridge regression
holdout sample
method of moments
asymptotic distribution
confidence region
title Inference for the Linear IV Model Ridge Estimator Using Training and Test Samples
title_full Inference for the Linear IV Model Ridge Estimator Using Training and Test Samples
title_fullStr Inference for the Linear IV Model Ridge Estimator Using Training and Test Samples
title_full_unstemmed Inference for the Linear IV Model Ridge Estimator Using Training and Test Samples
title_short Inference for the Linear IV Model Ridge Estimator Using Training and Test Samples
title_sort inference for the linear iv model ridge estimator using training and test samples
topic ridge regression
holdout sample
method of moments
asymptotic distribution
confidence region
url https://www.mdpi.com/2571-905X/4/3/43
work_keys_str_mv AT fallawsowell inferenceforthelinearivmodelridgeestimatorusingtrainingandtestsamples
AT nandanasengupta inferenceforthelinearivmodelridgeestimatorusingtrainingandtestsamples