"helpful (and honest) if the article discussed the rate of demand" Why would it make a difference? I would expect the US to have higher levels of obesity and

"helpful (and honest) if the article discussed the rate of demand" Why would it make a difference? I would expect the US to have higher levels of obesity and thus diabetes. I would expect larger markets to benefit from economies of scale, so would expect to costs in the US to be lower. You seems to be driving at something else though?