Merger Mania: Corporate Consolidations Promise Lofty Returns, Can They Deliver?
![](https://media.wnyc.org/i/800/0/c/85/1/AP_18074765716753.jpg)
In this Oct. 24, 2016, file photo, the AT&T logo is positioned above one of its retail stores in New York.
( Mark Lennihan / AP Photo )
( Mark Lennihan / AP Photo )