What in the Heck is a “Bull Market” and a “Bear” Market”?

Imagine yourself skipping down a yellow brick road. That road has a street sign that says, “Wall Street.” You’re on a journey to the Emerald City, which you presume is so-named for all its flourishing investments and wealth; a place where money is so abundant it practically grows on everything and little green triangles always point skyward.   Along the way, the sky begins to darken. Suddenly,…