It seems unlikely that Kim Jong Un will want to reform North Korea, but even less likely that the regime can go on resisting change

http://www.economist.com/node/21542227

It is hard to see how the economy could be modernised without abruptly destroying the state’s paternalistic ruling mythology. Much of the dark interior of North Korea is bereft not only of consumer goods but also of trustworthy information, on anything from prices to politics. Although an increasing number of people, especially in the border areas, are aware of the vast disparity between capitalist South Korea and their own workers’ paradise, defectors say many still do not fully grasp how wide that chasm is. As one defector puts it, explaining why his relatives cling to their belief in the Kim family state when he sends them cash from South Korea: “There is a gap between what you know and what you believe.”