Clearout of Greek refugee camp should reopen economic artery

People walk through fields after they were sent out during a police operation to evacuate a makeshift camp at the Greek-Macedonian border near the village of Idomeni, Greece, May 25, 2016. REUTERS/Marko Djurica

IDOMENI, Greece (Reuters) - Greece has sent in police and bulldozers to clear out Europe's biggest refugee camp because of the deteriorating humanitarian conditions there, but the operation should also unblock a vital artery for the ailing economy.

Greece lies at the epicentre of two of the biggest challenges facing Europe - a migration influx and a debt crisis.