EB/BB/MM/RB

https://www.wallstreetoasis.com/forum/investment-banking/what-is-the-actual-difference-between-bb-vs-eb-vs-mm What is the actual difference between BB vs EB vs MM? These distinctions just seem super arbitrary and I don't really understand the difference.

Looking at the league tables, Evercore and Barclays have about the same numbers for M&A. www.wallstreetoasis.com...