Greek Finance Minister Yanis Varoufakis speaks during a news conference to present the ministry's new general secretaries at the ministry building in Athens March 4, 2015. Greece is tapping into the cash reserves of pension funds and public sector entities through repo transactions as it scrambles to cover its funding needs this month, debt officials told Reuters on Tuesday. REUTERS/Alkis Konstantinidis (GREECE - Tags: POLITICS BUSINESS)