So? Well, it seems reasonable that a society composed of people with an average IQ of 65 and inclination towards sloth, would create different governing structures than one with an IQ of 100 and an inclination towards hard work. Anyway, in 50 years some northern European States will have populations with IQ's that are on average - less than 95. Not to mention, we can collect data on various experiments on going. Like Swedenstan. Let's see how things unfold. Though, technological change will probably make most of this a mute point regardless.