About 2 percent of potential trades in which teams exchanged starting players would improve both teams, the paper found.
It was the first time that the government had brought charges stemming from trades in which Mr. Cohen was involved.
Some argue that such trades, in which investors sell shares they do not yet possess, make it easier to manipulate prices.
The investigation identified 11,510 trades in which shares were sold for less than 10 percent of their previous value, involving more than 3.5 million shares.
Tibbetts was called up two weeks ago during a flurry of trades in which the Penguins added two enforcers, Steve McKenna and Krzysztof Oliwa.
"Thus, unlike the $14bn received from AIG on trades in which Goldman owed the money to its own counterparties, this $2.9bn was retained by Goldman," the report states.
"Fashion is one of the few trades in which you're invited to the dinner table, rather than kept below the stairs.
But record-low rates associated with the yen also make it the currency of choice for carry trades, in which investors borrow in a low-yielding currency to buy riskier, higher-yielding assets.
