How much would the Trans-Pacific Partnership help these companies?

Unique rules impede business in agriculture, medicine, investment and services.

Final sticking points include sugar, dairy and state-owned enterprises.

President Obama announced that the U.S. is in talks with China about participation in the trade deal.

A conversation on the future of international trade.

Much of the discussion circles back to the pros and cons of past deals.

U.S. is pressuring Japan to remove import tariffs on pork and beef

The Trans-Pacific Partnership would include 12 countries and 40 percent of the world's economy.