#1) Insulation from a very political IRS. Remember, Coca Cola just got hit for $30,000,000,000 in back taxes. Volkswagen and their recent non-union plants in America just got their diesel nightmare.
#2) The government grant handouts and federal cost sharing money pot is going to be ripe for "Sustainable Practices" seed money for food producers to adopt newer practices IAW climate change rules mandated by government, so it's better to be out ahead and sitting on such panels making the rules.
3# Large corporations can absorb the cost of regulations and drive out smaller competitors.
4# Multinationals can out compete US based corporations by avoiding regulations by producing abroad and importing.