It is almost universally agreed that banks are of central importance for economic growth, the efficient allocation of capital, financial stability, and the competitiveness and development of manufacturing and service sectors. And, at least in recent decades, it has also widely been believed that high-performing banks, supported by state-of-the-art risk-management capabilities, and light-touch, market-based regulation would allow plentiful finance for investment, leading to economic growth. However, since 2007, as the global financial system has endured extreme turbulence--with banks suffering...