This paper analyzes how uncertainty and the timing of its resolution influence the formation and design of regional trade agreements. Two sources of uncertainty ? in demand and costs ? are considered. We compare the case in which uncertainty is resolved "early" (before tariffs are chosen), with...

We raise the possibility that at least some of the free trade areas observed in practice are customs unions in disguise. We distinguish between generalized and standard customs unions. While members of the former can choose different external tariff rates, members of the latter levy a common...

This paper analyzes how uncertainty and the timing of its resolution infuence the formation and design of regional trade agreements. Two sources of uncertainty — in demand and costs — are considered. We compare the case in which uncertainty is resolved “early” (before tariffs are...

This paper analyzes how uncertainty influences the formation and design of regional trade agreements (TAs). Two sources of uncertainty — in demand and costs — are considered. Using a multi-stage game we show that, as long as some decisions are made after uncertainty is resolved,...

A key characteristic of any trade bloc is its “flexibility” – the extent to which it can be modified or augmented by existing members. This paper investigates how prospective trade bloc members value the flexibility of proposed trade agreements in a changing trading environment. We...

We analyze the trade and welfare impact of quarantine measures imposed by Australiaon imports of pigmeat. In particular, we account for changes to Australia’s pigmeat quarantinepolicy over time including those changes related to the recent resolution of a WTO disputebetween Australia and the...