For investors, the seasons aren't marked by the changing leaves or first snowfall; earnings season is kicked off every three months by aluminum maker Alcoa .
http://www.fool.com/investing/general/2013/04/08/pop-the-champagne-earnings-season-is-here.aspx
http://www.fool.com/investing/general/2013/04/08/pop-the-champagne-earnings-season-is-here.aspx
