Mattress Exporters Cite Recent CAFC Opinion in Case Attacking Cohen's 'd' Test in AD Case
A recent U.S. Court of Appeals for the Federal Circuit opinion, Mid Continent Steel & Wire v. U.S., supports a group of mattress exporters' Court of International Trade case contesting an antidumping duty investigation on mattresses from Vietnam, the exporters…
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said in an April 25 notice of supplemental authority. In Mid Continent, the Federal Circuit remanded the Commerce Department's decision to use a simple average to calculate the pooled standard deviation when using the Cohen's d test in its differential pricing analysis to target "masked dumping" (see 2204210031). The mattress exporters, led by Ashley Furniture Industries, seek to piggyback on this decision, arguing that it confirms their position that "the use of simple-average standard deviation rather than weighted-average or population standard deviation represents an unreasonable departure from the original intent of the developers of the Cohen’s d formula" (Ashley Furniture Industries v. United States, CIT #21-00283).