calculate the cost and WACC (weighted average cost of capital) for SABIC for the years : 2013 & 2014

calculate the cost and WACC (weighted average cost of capital) for SABIC for the years : 2013 & 2014 from www.tadawul.com (saudi stock exchange) or from Sabic's webiste ( you may also find the information needed there) show all the calculations + analysis of the results + appendix