US investment bank Goldman Sachs yesterday announced unadjusted second-quarter net earnings of $624 million (€606 million), a 30 per cent increase over the same period last year. Revenues in the second quarter came to $3.5 billion. Earnings per share came to $1.30. The results were the first to be announced by Goldman Sachs since it became a publicly traded company through a $3.7 billion initial public offering last May.