We develop a theory of bank board risk committees. With this theory, such committees are valuable even though there is … no expectation that bank risk is lower if the bank has a well-functioning risk committee. As predicted by our theory (1 …) many large and complex banks voluntarily chose to have a risk committee before the Dodd-Frank Act forced bank holding …

-rated tranches were economically trivial for the typical bank, but banks with greater holdings performed more poorly during the …-rated tranches are not higher for banks with large trading books in regressions that control for bank size. The ratio of highly …-rated tranches holdings to assets increases with bank assets, but not for banks with more than $50 billion of assets. This evidence …