After the Supreme Court ruled that corporations are free to spend money trying to influence the outcome of elections, we heard a lot of horror stories alleging that Big Business would soon have all the politicians dancing to its tune. What you wouldnâ??t know from those tales is that about half the states, including Illinois, already allow such spending. And what difference does it make? According to John Coleman, who chairs the political science department at the University of Wisconsin-Madison, not a bit.