Why is the U.S. still subsidizing corn?

It's all about the lobbies. Why aren't there Republicans calling for an end to what could be considered socialism - subsidizing corn. It is also about disproportionate representation of rural states within the Senate. Every State is treated equally. We need to amend the Constitution so that we have equal representation.

in reference to:

"Commentary: Why is the U.S. still subsidizing corn?"
- Commentary: Why is the U.S. still subsidizing corn? | McClatchy (view on Google Sidewiki)