People walk the floor of the New York Stock Exchange on Sept. 23.Spencer Platt/Getty Images

One of the best investments you could have made at the start of this year would have been a stack of U.S. dollar bills. The greenback has gone from strength to strength in recent months and now sits at a 20-year high versus a basket of other major currencies.

It’s hard to dispute the notion the U.S. is king of the global economy, but the case for the rest of the world is more impressive comes via ChinaTechNews.com.