The scope of agricultural subsidies is large and comes in many forms. According to the OECD, the estimated support to farmers was about $492 billion globally in 2012. China provided 34 percent of the total, while the U.S. contributed about 7 percent.The House Agriculture Committee held a hearing yesterday to review rising foreign agricultural subsidies. Professor Darren Hudson, director of the International Center for Agricultural Competitiveness at Texas Tech University, testified that according to the Organization for Economic Cooperation and Development (OECD), the estimated support to farmers was about $492 billion globally in 2012. China provided 34 percent of the total, while the U.S. contributed about 7 percent. Per Hudson, producer...