European leaders are pushing to impose measures that would ensure the Greek government lives up to its promise to deliver €50 billion ($70 billion) in privatization proceeds, amid skepticism that Athens can carry out the sell-offs.

The privatization plan, spelt out in detail for the first time by the Greek government on Monday, has become a central issue in Europe-wide deliberations over how to overhaul Greece's faltering €110 billion bail-out programme.