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Finally , if post-earnings announcement drift and the accrual anomaly represent distinctly different forms of market mispricing , can they be combined into a joint strategy that exploits both anomalies to earn even larger abnormal returns than those associated with the individual anomalies ? An OEM who suffers denial of such information over a period of months will lose much of the profits it might otherwise have earned even from a successful new computer model . Arthur Andersen collected audit fees of $ 25 million but earned even more for its consulting work . Four top CIA managers had given Mr. Scheuer a green light out of fear that , if blocked , he would resign from the agency , thereby " earning even more attention for a work they viewed as partly ludicrous .