date:Aug 11, 2014
ond quarter of 2014, compared to 16.7 percent in the second quarter of 2013. The 110-basis point margin improvement was due primarily to higher same-restaurant sales, and the positive impact of the company's system optimization initiative. Partly offsetting these benefits was an increase in commodity costs of 80 basis points, primarily from higher beef prices.
Adjusted EBITDA was $104.2 million in the second quarter of 2014, up 2.1 percent compared to second-quarter 2013 Adjusted EBITDA of $102