it reduces the poverty rate by approximately onequarter in thailand and viet nam for example the unweighted average poverty headcount reduction for the three regions shown in annex table are remarkably similar to the populationweighted averages from the linkage model reported in annex table with a similar taxreplacement assumption the latter s per cent for asia excluding china and india and per cent for latin america are just slightly above the gtap model s per cent and per cent respectively like the global models the case studies focused on pricedistorting policies as of even though the database for their cge models and their household survey data typically date back a little earlier in the decade