I literally landed smack-dab in the middle, according to three tests I took on the matter. Sounds about right.
Last time I took this I landed in libertarian left, kind of in the middle of the box, but offset downwards towards liberalism.
I believe that straight up communism is the best system, on paper that is. As you say, the government is too easily corrupted. Capitalism only works better because it doesn't cause nearly as much damage if the government is corrupt.