Oppenheimer does disclose that it charges its funds 0.08% annually to reinvest their collateral in its OFI Liquid Assets Fund.

WSJ: Is Your Fund Pawning Shares Off You?

Split it anyway, so at least some liquid assets will be readily available to fund the trust.

FORBES: Who Owns What?

Slow to sniff trouble at Enron, retail investors suffered when fund managers sold liquid assets to finance withdrawals from better-informed institutional investors, leaving individuals stuck with mostly illiquid paper.

ECONOMIST: How Enron and Argentina have unsettled Japanese investors