That's exactly what he's saying though - that the Freakonomics article does NOT break the numbers down sufficiently, for either Drownings nor Gun Deaths. As suc

That's exactly what he's saying though - that the Freakonomics article does NOT break the numbers down sufficiently, for either Drownings nor Gun Deaths. As such the 100x figure they came up with is bogus. And yes, the Maths is simple. But gathering the right figures to plug into the Maths is hard.