Veteran investor Bill Miller joined scores of fellow fund managers in declaring his own bullish views on equities. : Veteran investor Bill Miller joined other prominent fund managers in declaring his own bullish views on the stock market. "The global economy has now entered a synchronized expansion for the first time in many years, and the usual macro fears are largely absent," wrote Miller on Wednesday. Synchronized expansion means economies around the world are growing at the same time. "This has underpinned a global bull market in stocks without (yet) triggering a significant rise in interest rates."