Farming and agriculture in the U.S. has always been a major subject for congressional legislation. We are not exactly sure how to prove this, but it seems likely to us that agriculture is still the most "legislated" economic activity in the U.S., although recent history suggests that financial markets and institutions and healthcare may be gaining ground.Producers of major field crops, sugar and dairy products among others are the targets of legislation commonly referred to as "farm bills." We say "farm bills" plural because there has been a new farm bill every four or five years since the first one in 1933 began to provide government support for crop prices. Every farm bill since then has provided some variation of the original support f...