Mark Twain once said, “It ain’t what you don’t know that gets you into trouble. It’s what you know for sure that just ain’t so.” So here's 7 things that we think have a 50/50 chance of occurring that markets are not currently expecting. Will Trump be gone by the end of the year? Can Iron Ore prices stay high, leading to massive gains for mid-tier iron ore miners? Could Brexit be good for Britain? Even if we get half right, each of them has the ability to deliver significant investment returns if they occur.