Although gold miner Yamana Gold (NYSE:AUY) has declined 18% on the stock market this year, there is no doubt that the company is progressing in the right direction as far as its operational performance is concerned. For example, Yamana was able to increase its production by 17% in the previous fiscal year and reduce its cost by 5%. A look at the following chart will make it clear that Yamana is constantly focused on reducing its all-in sustaining costs, a move that will allow it to increase its margin performance in the future. Read more