Societe Generale warns on outlook after net profits surge

French bank Societe Generale on Thursday reported net profits rose almost 50 percent last year, but its chief executive still felt compelled to calm nervous investors about the road ahead. Net profit in 2015 surged to 4.0 billion euros ($4.5 billion) in 2015, exceeding analysts' expectations, but France's second-largest bank warned it would fall short of its target for a 10-percent return on equity this year due to tighter regulations and a difficult economic environment. The size of dividends i