peer reviewedThe wide-ranging Varieties of Capitalism literature rests on a particular conception of banks and banking, which, we argue, no longer reflects the reality of modern financial systems. We take advantage of the greater information regarding bank activities revealed by the financial crisis to consider the reality, across eight of the world’s largest developed economies, of the ‘financial power’ of banks to act as bulwarks against market forces. This article offers a ‘market-based banking’ framework that transcends the bank-based/capital market-based dichotomy that dominates Comparative Political Economy’s (CPE’s) consideration of financial systems, and argues for a future CPE research focus on the activities of banks. By demonstra...