A Recession Is Coming (Eventually). Here’s Where You’ll See It First. - The New York Times
…another recession will come eventually. Fortunately, economic expansions, unlike coin-flip streaks, usually provide some hints about when they are nearing their end — if you know where to look. Below is a guide to some of the indicators that have historically done the best job of sounding the alarm.
One caveat: Economists are notoriously terrible at forecasting recessions, especially more than a few months in advance. In fact, it’s possible (though unlikely) that a recession has already begun, and we just don’t know it yet.
Five pretty interesting indicators but I do enjoy the caveat at the beginning of the article.