"then it turns out that the cost of all table saw injuries exceeds the total value of the table saw market?" I don't understand this comparison. The benefit fr

"then it turns out that the cost of all table saw injuries exceeds the total value of the table saw market?" I don't understand this comparison. The benefit from people using table saws is not equal to the "total value of the table saw market". I mean, if it was, even if there were no accidents, we could improve society by just not bothering making them.