In the economy of Robberia, the monetary base is $2900. People hold 45% of their money in the form of currency (and this 55% as bank deposits). Banks hold 10% of their deposits in reserve. c. In the face of this panic, the central bank wants to conduct an open-market operation to keep the money supply at its original level. Calculate in dollars, how much the central bank needs to transact. The central bank sells___worth of bonds.