This paper presents a new global tariff database covering tariffs at the six-digit product level for 197 importing countries and their trading partners for 30 years, namely 1988 to 2017. I deal simultaneously with the two major issues, missing data and misreporting, almost doubling the number of...

The number of bilateral and multilateral trade agreements has surged in recent years. In order to benefit from preferential tariff rates,firms must apply and comply with rules of origin requirements. This is costly and explains why preference utilization rates (PUR) are far below 100 percent. In...

We study, theoretically and empirically, how countries choose intra-bloc tariffs and preferential margins when they form Preferential Trade Agreements (PTAs). Our model indicates that countries should set systematically lower preferential margins when the bloc takes the form of a free trade area...