Imagine a kid running a lemonade stand. He’s selling his product for 25 cents a cup. He’s doing okay. Sales are good. Then someone comes up to his stand and says, “I’ll give you 50 cents for a cup. But, I don’t have the money right now. Give me the lemonade and I’ll pay you later.” Should he take the deal? Chances are, you’d advise against it. After all, just because the price is high — in this case, double — doesn’t mean... [read more]