The U.S. and Japan have reportedly resumed negotiations on agriculture at this week's Trans-Pacific Partnership (TPP) meeting in Canberra. However, Tokyo will not make any significant concessions until President Obama has Trade Promotion Authority (TPA). TPP Timing The U.S. and Japan have reportedly resumed negotiations on agriculture at this week's Trans-Pacific Partnership (TPP) meeting in Canberra. However, Tokyo will not make any significant concessions until President Obama has Trade Promotion Authority (TPA). Securing that change in law will not occur until after the November midterm elections and likely not until 2015. As one former U.S. trade negotiator noted, Prime Minister Shinzö Abe has the political capacity to achieve Diet ap...