“…https://orcid.org/0000-0001-9338-4338 ENDNOTES 1 Several studies use tariff "changes" as their main explanatory variable (see Herghelegiu, 2018;Moore & Zanardi, 2011;Orefice, 2017), with some solely focused on tariff "reduction" (see Beverelli et al, 2014;Feinberg & Reynolds, 2007;Ketterer, 2016), while others use tariff "levels" (see Kee et al, 2009;Ronen, 2017;WTO, 2012). 2 Although the NTM may be the binding constraint on the quantity of imports, we assume that the tariff barrier would remain with the removal of the NTM.…”