If I talk about migraine, 40 percent of the population suffer episodic headaches.

None of these options is easy each entails serious difficulties and great risks. Episodic muddling through may be the best that can be hoped for.

Jia s movie is episodic four loosely linked stories about lone acts of extreme violence, mostly culled from contemporary newspaper stories. Leviathan is about a decent man whose life is ruined by the mayor of his town in collusion with the Russian Orthodox Church and a corrupt judiciary.

Although a growing number of countries have achieved an economic growth rate of over 5 per cent per annum in the past five years, such progress has tended to be rather episodic and, in any case, well below the 7 per cent growth rate generally considered to be necessary to begin making a dent on poverty in the region.