Parent comment didn't lay forth a good argument, but I think there is something to be said for the societal cost of people owning investment capital. However, t

Parent comment didn't lay forth a good argument, but I think there is something to be said for the societal cost of people owning investment capital. However, there is also something to be said for the benefit of incentives. It's important to balance these factors, for example by making capital gains tax progressive and raising the rate for high earners.