In the banking world, mergers and acquisitions are a valid and effective growth strategy -- if they're done right. PNC Financial Services (PNC 2.17%), BB&T (TFC 2.17%), and First Citizens Banshares (FCNCA 4.69%) are all testaments to this strategy's effectiveness.

There are a myriad of challenges across the enterprise, from an operations, credit, legal, and economic standpoint. But a strong economy that fuels strong growth can make the process much easier.

This week, a new survey reported by American Banker Magazine showed that bank executives are finally seeing the economy as improving -- to the point of getting back to M&A. In the following video, Fool contributor Jay Jenkins breaks down the numbers to give insights into what to expect from the regional players most likely to be active in this space.