Big money investors haven't been this fired up about stocks since before the financial crisis

Active mutual fund managers are the most bullish on US stocks since 2006, when data was first collected. There are many factors simultaneously driving this sentiment, including earnings growth, optimism around tax reform, and a buy-the-dip investment mentality. Equity investors are closing out 2017 on an optimistic note. A recent survey from the National Association of Active Investment Managers (NAAIM) shows that active mutual fund managers are the most bullish on US stocks since...