Benjamin, Daniel K. (1999). “Voluntary Export Restraints on Automobiles”. PERC Reports: Volume 17, No. 3. Property & Environment Research Center. Bản gốc lưu trữ ngày 16 tháng 2 năm 2009. Truy cập ngày 18 tháng 11 năm 2008. In May 1981, with the American auto industry mired in recession, Japanese car makers agreed to limit exports of passenger cars to the United States. This "voluntary export restraint" (VER) program, initially supported by the Reagan administration, allowed only 1.68 million Japanese cars into the U.S. each year. The cap was raised to 1.85 million cars in 1984, and to 2.30 million in 1985, before the program was terminated in 1994 Đã bỏ qua tham số không rõ |month= (trợ giúp)
