Greek leftist deputies participate in anti-austerity demonstration outside the Greek parliament in Athens on Wednesday, July 17, 2013. Greek parliament approved early on Thursday a new austerity and reform bill which contains mass job cuts in the public sector in a key step to unlock further international bailout aid to the debt-laden country. (Xinhua)

Protesters shout anti-austerity slogans in front of a banner reading "Bread, Education, Freedom," outside the Greek parliament in Athens on Wednesday, July 17, 2013. Greek parliament approved early on Thursday a new austerity and reform bill which contains mass job cuts in the public sector in a key step to unlock further international bailout aid to the debt-laden country. (Xinhua)

Protesters chant anti-austerity slogans under a banner reading "School guards from the northern city of Kastoria," outside the Greek parliament in Athens on Wednesday, July 17, 2013. Greek parliament approved early on Thursday a new austerity and reform bill which contains mass job cuts in the public sector in a key step to unlock further international bailout aid to the debt-laden country. (Xinhua)