Loukas Tsoukalis, professor of European Integration at the University of Athens and the president of the Hellenic Foundation of European and Foreign Policy, provides a view of the debt crisis from inside Greece. A default on Greece's debt of $500 billion would seriously affect other European countries and also affect the U.S. Tsoukalis says a national unity government is needed to take the bold steps that are needed to privatize state assets, cut public sector jobs and increase tax collection. Growth is critical, as an austerity program that fails to do this will fail to pull Greece out of the debt crisis. He calls for agreement on the question of who should bear how much of the cost for the mistakes of the past, taxpayers and private creditors. Discussions on this question are being undertaken by governments and private creditors as the crisis enters a new and dangerous phase. And for the countries involved in this crisis - Ireland, Portugal, Spain - there is the question of what will happen after two decades of European integration, whether these achievements will be undermined by excessive borrowing, consumption and poor financial management....