Singapore is the closest thing Asia has to an economic barometer. Its highly open, trade-reliant economy usually signals when trouble is approaching the global stage. And at the moment, Singapore is flashing clear warning signs.
The city-state's gross domestic product plunged 4.6 percent last quarter, a downturn almost certainly triggered by China. Singapore's plight may mark a dangerous inflection point not just for Asia, but for the entire global economy.