How Does US Steel's Cost Of Sales Affect Its Total Expense Level And Profitability?

US Steel Corp's (NYSE: X) total expenses have trended steadily higher from around $10.7 billion in 2016 to about $13.1 billion in 2018. As a percentage of revenues, expenses have decreased from 104% in 2016 to 92% in 2018. The company's expenses are largely driven by cost of sales...