
Goldman Sachs’ internal technology revolution cannot come soon enough. The $90 billion Wall Street firm’s young online retail-banking unit is growing and could, once big enough, crank out far higher returns than the investment bank. Goldman could do with some of that extra juice already. At 11.4 percent, Goldman’s annualized return on equity for the quarter places it in the upper echelons of the industry, along with the likes of JPMorgan and Wells Fargo. The trouble is, the ROE depended upon a low tax rate, which followed from a new accounting rule relating to the settlement of share awards. Without