How large are the estimated gains from trade from a reduction in trade costs in the heterogeneous firms Melitz (M) model compared with the Armington (A) and Krugman (K) models? Surprisingly little is known beyond the one-sector model. This paper analyzes this question using a global trade model...

This paper estimates the impacts on The Philippines of deep integration in a modern mega-preferential trade agreement, the Regional Comprehensive Economic Partnership. The paper assesses how the results differ with three versions of market structure: (i) perfect competition, Armington style; (ii)...

As preferential trade agreements are growing in number and depth, assessment of their economic impacts has become more important to inform policy-makers facing a multitude of potential preferential trade agreements. This paper provides novel ex ante estimates of the impacts of two key...

A macro-micro simulation framework that links a computable general equilibrium model with the survey-based global income distribution dynamics model can be used to assess the economic and distributional effects of macroeconomic shocks and policies. The methodology is used to assess the economic...