Only Alan Greenspan, the master at the Federal Reserve who controls the nation's monetary policy, has survived the current turmoil with his reputation relatively untarnished, analysts say. 'The whole Enronitis-issue is weighing on financial markets,' said Tim Rogers, chief economist of briefing.com. 'Every time one opens the paper there is another scandal brewing. It would be nice to have some leadership at government agencies, but it's not there.'