John Carney is a financial writer and former editor of and

As the firm’s CEO prepares to testify tomorrow, Goldman Sachs enjoys “Kool-Aid” level unity, reports John Carney—and at least one banker there even thinks the SEC suit will help business.

The SEC says Goldman duped a German bank. But John Carney uncovers documents that suggest these alleged victims of the scheme should have known what they were getting.

The shadiest player in the Goldman Sachs drama may be neither Goldman nor John Paulson, but the German bank that the SEC maintains was duped in the scheme. John Carney details how the bank itself engaged in a pattern of dirty trading tactics that caused billions in losses.