Economics Oil extended losses for a second session on Thursday, with Brent slipping toward US$115 a barrel after market rumours that a hedge fund was forced to liquidate substantial commodity positions led to the fuel's largest daily fall in 2013 the previous day. More from Reuters An open-ended strike paralyzed a number of key state institutions and public schools across Lebanon Wednesday as demonstrators threatened to freeze work at a new government department each day until they receive a wage hike. More from The Daily Star Tunisian leaders have begun the search for a new prime minister to try to lead the North African nation out of its gravest political crisis since an uprising that inspired a wave of Arab revolts two years ago. More from The National Iran’s economy is not close to collapse, despite increased Western-led sanctions More from Reuters Lebanon’s Central Bank has