The Volcker Rule – Obama’s economic adviser and his battles over the financial-reform bill, by John Cassidy: “Volcker believes that commercial banks, such as Citigroup and Wells Fargo, are worthy of receiving government assistance—and even, in extremis, taxpayer bailouts—because firms and consumers depend upon them for credit. In return for these enterprises being sheltered, they should refrain from risky activities such as proprietary trading and sponsoring hedge funds. “If you are going to be a commercial bank, with all the protections that implies, you shouldn’t be doing this stuff,” Volcker said to me. “If you are doing this stuff, you shouldn’t be a commercial bank.”