New Orleans Employees Retirement System is searching for a cash manager for its $310 million pension plan, said Jerry Davis, chairman. The plans $20 million in cash is currently managed by Quantum/Gabelli, a limited partnership between Quantum Investments and Gabelli Asset Management, which is rebidding, he said. Plan officials want to see if its possible to increase liquidity in the face of current market conditions, he said. The plan does not issue RFPs; interested managers can contact Mr. Davis by e-mail at [email protected] for more information. No deadlines have been set. Mercer Human Resources is advising.