German Chancellor Angela Merkel is prepared to let Greece leave the eurozone if Greeks elect a government that jettisons the country’s current austerity course, according to German media reports. The report in the Der Spiegel daily, which cited sources close to the German government, comes as polls show a radical leftist party leading the field three weeks ahead of a snap election in Greece. The Syriza party of Alexis Tsipras has pledged to reverse reforms imposed by Greece’s international creditors and renegotiate its bailout deal. …