Shares in some of the nation's best banks have been crushed this earnings season. The culprit? Declining net interest margins -- the difference between what banks collect on interest-earning assets and what they pay out on interest-bearing liabilities. In the video below, Fool contributor John Maxfield discusses why this may be a mistake, and what it means for investors.
Why the market is wrong to crush bank stocks.
About the Author
I write about banks, trying my best to balance the good and the bad.