Shingal, AnirudhAnirudhShingalEhrich, MalteMalteEhrichFoletti, LilianaLilianaFoletti2021-04-142021-04-142020https://resolver.sub.uni-goettingen.de/purl?gro-2/83597enRe‐estimating the effect of heterogeneous standards on trade: Endogeneity mattersjournal_article10.1111/twec.13015