Greece is approaching the edge of the cliff again.

Investors and economists are speculating on the prospects thenation will remain in the 19-nation euro area or be forced out bypolitical and financial miscalculations—a rerun of the crisis thatpeaked almost three years ago. A review of Bloomberg News storiesshows that use of the word “Grexit” is higher than at any timesince those dark days of 2012.

The tumult follows this week's election of Alexis Tsipras asprime minister. He won on a platform incompatible with the terms ofthe bailout loans Greece has relied upon since 2010. He promised adebt writedown, higher pay, and an end to austerity.