washington unite state monday launch first salvo renegotiation 23-year-old north american free trade agreement nafta say top priority talk shrink u.s. trade deficit canada mexico much-anticipated document send lawmakers u.s. trade representative robert lighthizer say would seek reduce trade imbalance improve access u.s. goods export canada mexico three-nation pact first time u.s. trade deal administration also say want appropriate provision deter currency manipulation trade partner move appear aim future trade deal rather specifically canada mexico consider currency manipulators 17-page document assert country manipulate currency exchange rate gain unfair competitive advantage often-cited complaint china past years shortly release document president donald trump lash trade deal unfair trade practice say would take legal regulatory step next six months protect american manufacturers canadian minister foreign affairs chrystia freeland say u.s. list part internal process although source familiar canadian government think say document earth shatter source say officials unite state mexico canada would meet washington tuesday discuss logistics talk date announce nafta talk expect mid-august mexico economy ministry say statement would work achieve constructive negotiation process allow trade investment flow increase consolidate cooperation economic integration strengthen north american competitiveness speak condition anonymity senior mexican government official say list priorities bad expect welcome unite state push impose punitive tariff trump threaten trade experts argue shrink yawn u.s. trade deficit achieve trade deal rather boost u.s. save first bullet point show preoccupation bilateral trade deficits unfortunate say chad bown senior fellow trade expert peterson institute international economics much trade policy trade agreements change macroeconomic issue among priorities lighthizer say administration would seek eliminate trade dispute mechanism largely prohibit unite state pursue anti-dumping anti-subsidy case canadian mexican firm mention active dispute unite state canada softwood lumber dairy products document target range agricultural non-tariff barriers include subsidies unfair price structure currently heart standoffs ustr say would seek strengthen nafta rule origin ensure pact benefit go outside countries incentivize source u.s. goods offer detail incentives specify much product components must originate nafta countries matt blunt president american automotive policy council group represent u.s. automakers welcome decision include objectives removal regulatory barriers provision currency manipulation spokesman ford motor co say foreign currency manipulation 21st century trade barrier strongly support inclusion top-tier issue u.s. negotiate objectives nafta document also outline plan upgrade standards labor environment govern digital trade canada mexico already agree upgrade areas part defunct trans-pacific partnership trade deal early monday afl-cio president richard trumka say nafta unequivocal failure completely renegotiate although stop short call trump abandon agreement agreement everything make good agreement hold president word make sure get renegotiation head 12.5-million-strong union umbrella group tell conference call reporters come good deal deal good bad deal trumka say nafta quadruple trade among three countries surpass trillion 2015 u.s. trade deficit mexico exceed 63 billion last year u.s. make low trade deficit top priority nafta talk