Breakingviews: Bold PM can bring virtuous circle to Greece

Several years ago, in the midst of the Grexit crisis, I asked a friend how to say "virtuous circle" in Greek. He said the expression didn't exist; there was only a term for "vicious circle". My friend was wrong. There is a Greek expression for virtuous circle - and the country may finally be about to enter one with this Sunday's general election.
Investors are already excited that Kyriakos Mitsotakis, a liberal conservative, seems set to take power from Alex Tsipras, the radical leftist who drove the country to the brink of bankruptcy in 2015. Since May's European parliament elections, in which Mitsotakis' New Democracy party trounced Syriza, which is led by Tspiras, the Athens stock market index is up 19 percent. Meanwhile the yield on 10-year government bonds has dropped from 3.4% to 2.2% - meaning investors now think Greek sovereign debt is almost as attractive as Italy's....