不再耀眼的美国银行业 How the vampire squid became a flattened slug
Adecadeago,GoldmanSachsreportedthatitsreturnoncommonshareholderequityhadhitadazzling39.8percent.Itsymbolisedagildedage:backin2006,asmarketsboomed,thepower—andprofits—ofbigbanksseemedunstoppable.10年...