The maximum increase in money supply is 10,429,833.33.
Excess reserves are the reserves a bank in excess of the required reserves of the Central Bank. The excess reserves represent reserves that can be lent out to increase the money supply in the economy.
The increase in money supply is a function of the excess reserves and the reserve ratio.
Increase in money supply = excess reserves / reserve ratio
$938,685 / 0.09 = 10,429,833.33
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