First, for those 20 cities still vying for the second AMZN headquarters, it represents a risk. A huge employer in a geographic area that cuts a high number of jobs can create a lot of problems for the area. Be careful for what you ask for!
Earlier this year, anything that was associated with retail got pounded. Why? Well, of course, Amazon was taking over the world! Has it happened? No. Will it happen. Probably not.