There was an article a while ago, probably CoinDesk but I can't find it at the moment. Basically the study concluded that Bitcoin never sleeps. Overall trading volume doesn't correlate with open/close times in any particular timezones. If volume doesn't change with the time of day I don't think the price will either.
The answer is The People’s Republic of China. China’s economic growth since the late 70s has been all but totally unprecedented; what’s more impressive than China’s sheer size today is the speed at which it got there, and there’s something to be said about that speed.
The 2013 World Economic League Table report predicts China’s Gross Domestic Product to surpass the United States’ in 2028. China currently spends only 2% of its GDP – versus America’s 4.4% – on military growth.