Testing for the effects of omitted power transformations

Jin Seo Cho, Isao Ishida

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)


We use the quasi-likelihood ratio statistic to test the hypothesis that a power transformation is ineffective. The null is not standard because a parameter is unidentified, and we can also let the power coefficient be zero for the null.

Original languageEnglish
Pages (from-to)287-290
Number of pages4
JournalEconomics Letters
Issue number1
Publication statusPublished - 2012 Oct

Bibliographical note

Funding Information:
The authors are most grateful to the Editor, Eric Maskin, and a anonymous referee for their helpful comments. Also, JSC gratefully acknowledges the research support by the National Research Foundation of Korea Grant funded by the Korean Government ( KRF-2010-332-B00025 ).

All Science Journal Classification (ASJC) codes

  • Finance
  • Economics and Econometrics


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