This hot-button topic — especially on Election Day — must begin with two caveats. First, while this column’s purpose is to explore a broad array of big topics in bite-sized pieces, political theories don’t fit in small packages. So please keep in mind any short definition must be incomplete. Second, political systems are inextricable yet different from economic ones, and the two are often conflated and confused. That includes politically biased websites purporting to teach them.