Occasionally, an editor will pitch a story that sounds like absolute bait – like, say, my editor tossing me the topic "overvalued stocks to buy."It's a seemingly silly premise – one that is practically begging me to joke around while I point and laugh at ludicrously priced stocks that Wall Street seems to love anyway.Well, ha-ha, joke's on her! I have a perfectly mature argument as to why looking for expensive stocks is a legitimate way to find compelling equity ideas.Subscribe to Kiplinger’s Personal Finan ...