The International Monetary Fund's board has signed off on a $17 billion bailout for Ukraine to boost the former Soviet state's failing economy, weakened by months of upheaval and a stand-off with Moscow that has triggered the worst East-West crisis since the Cold War. Ukraine desperately needs to increase revenues to try to meet its foreign currency debt obligations, and the first disbursement of $3.2 billion to Kyiv will help it meet immediate payments.