LIKE A REVELER who chases each of many tequila shots with a seltzer, US farm policy consists of comically clashing impulses likely to result in a nasty hangover.
The Department of Agriculture doles out substantial subsidies each year to entice farmers to maximize production of corn and soybeans. These commodities account for about 60 percent of US farmland, are used to fatten animals on factory farms, and deliver many of the
