How Important Is Cost Of Sales To AMD's Expenses And Overall Profitability?

Advanced Micro Devices' (NASDAQ: AMD) total expenses have risen gradually from around $4.82 billion in 2016 to about $6.14 billion in 2018. As a percentage of revenues, expenses have dropped gradually from 112% in 2016 to 95% in 2018. Cost of sales is the biggest expense head for the company...