. ▁In ▁ 2 0 0 0 ▁Br une i ▁hosted ▁the ▁p iv otal ▁meeting ▁of ▁A PE C ▁where ▁discussion ▁began ▁and ▁later ▁the ▁A SE AN ▁Regional ▁Forum ▁( AR F ) ▁in ▁July ▁ 2 0 0 2 . ▁ ▁By ▁ 2 0 0 1 ▁New ▁Zealand ▁and ▁Singapore ▁had ▁already ▁joined ▁in ▁the ▁New ▁Zealand / Sing ap ore ▁Cl oser ▁Econom ic ▁Part ners hip ▁( N Z S CE P ). ▁The ▁Trans - P ac ific ▁Str ateg ic ▁Econom ic ▁Part ners hip ▁Ag re ement ▁( Trans - P ac ific ▁SE P ) ▁built ▁on ▁the ▁N Z S CE P . ▁ ▁During ▁the ▁ 2 0 0 2 ▁Asia - P ac ific ▁Econom ic ▁Co operation ▁( AP EC ) ▁Le aders ' ▁Me eting ▁in ▁Los ▁Cab os , ▁Mexico , ▁Prime ▁Minister s ▁Helen ▁Clark ▁of ▁New ▁Zealand , ▁G oh ▁Ch ok ▁T ong ▁of ▁Singapore ▁and ▁Chile an ▁President ▁Ric ardo ▁Lag os ▁began ▁negoti ations ▁on ▁the ▁Pacific ▁Three ▁Cl oser ▁Econom ic ▁Part ners hip ▁( P 3 - CE P ). ▁According ▁to ▁the ▁New ▁Zealand ▁Department ▁of ▁Foreign ▁Affairs ▁and ▁Trade , ▁ ▁Br une i ▁first ▁took ▁part ▁as ▁a ▁full ▁negoti ating ▁party ▁in ▁April ▁ 2 0 0 5 ▁before ▁the ▁fifth , ▁and ▁final ▁round ▁of ▁tal ks . ▁Sub sequently , ▁the ▁agreement ▁was ▁renamed ▁to ▁T P SE P ▁( Trans - P ac