The rapid growth of international retail e-commerce has drawn scrutiny to the US de minimis rule, which exempts low-value imports from tariffs. This paper analyzes how the rule shapes the small-value e-commerce trade. We examine whether tariff increases during the 2018-2019 US-China trade war...

Higher levels of quota granted can induce and increase exports, but the impact is not the same across all tariff lines. Answers are sought to the question of how the level of exports changes as the quota size of tariff rate quotas changes, thus enabling the investigation of whether unilateral...