Flows Show Triple-Bull ETF Buyers Wary of Becoming Three Stooges

In comedy, there’s something known as the “rule of three,” which basically states that things are much funnier when they come in threes.

This rule explains why it’s always a priest, a rabbi and a minister who walk into the bar. It explains why there never was a Fourth Stooge. It also shows why this paragraph will be so unsatisfying without a third example.