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Chapter 15. Money Supply ProcessChapter 15. Money Supply ProcessChapter 15. Money Supply ProcessChapter 15. Money Supply Process
• Fed Balance Sheet
• Fed and the Monetary Base
• Deposit Creation
• Fed Balance Sheet
• Fed and the Monetary Base
• Deposit Creation
The money supply processThe money supply processThe money supply processThe money supply process
• who determines the money supply? the Federal Reserve banks depositors borrowers
• who determines the money supply? the Federal Reserve banks depositors borrowers
I. The Fed’s balance sheetI. The Fed’s balance sheetI. The Fed’s balance sheetI. The Fed’s balance sheet
Assets• U.S. government bonds
necessary for open market operations
• Gold, SDRs used for international debts
Assets• U.S. government bonds
necessary for open market operations
• Gold, SDRs used for international debts
• other assets foreign bonds, currency physical assets
• cash in collection
• discount loans Fed loans to banks
• other assets foreign bonds, currency physical assets
• cash in collection
• discount loans Fed loans to banks
Fed is self-fundingFed is self-fundingFed is self-fundingFed is self-funding
• open market operations
• discount loans
• both are also key to controlling money supply
• open market operations
• discount loans
• both are also key to controlling money supply
LiabilitiesLiabilitiesLiabilitiesLiabilities
• Federal reserve notes U.S. currency exchangeable for more notes
• Reserves deposits by banks required + excess
• U.S. Treasury deposits
• Federal reserve notes U.S. currency exchangeable for more notes
• Reserves deposits by banks required + excess
• U.S. Treasury deposits
monetary base (MB)monetary base (MB)monetary base (MB)monetary base (MB)
• currency + reserves
• C + R
• also called “high-powered money”
$1 increase in MB will cause
> $1 increase in money supply
• currency + reserves
• C + R
• also called “high-powered money”
$1 increase in MB will cause
> $1 increase in money supply
II. Controlling MBII. Controlling MBII. Controlling MBII. Controlling MB
• open market operations Fed buys and sells Treasury
securities affect size of monetary base
• use T accounts to track the effect
• open market operations Fed buys and sells Treasury
securities affect size of monetary base
• use T accounts to track the effect
exampleexampleexampleexample
• open market purchase $100 million Fed buys $100 million in Tbonds Fed buys from a bank
• open market purchase $100 million Fed buys $100 million in Tbonds Fed buys from a bank
Securities - $100Reserves $100
Banking SystemAssets Liabilities
increase in bank reserves of $100 million
• if Fed buys Tbonds from public,
& public deposits in account• if Fed buys Tbonds from public,
& public deposits in account
increase in bank reserves of $100 million
reserves $100 checking $100
Banking SystemAssets Liabilities
• if Fed buys Tbonds from public,
& public keeps cash• if Fed buys Tbonds from public,
& public keeps cash
increase in currency of $100 million
Securities - $100currency $100
Nonbank PublicAssets Liabilities
• discount loans Fed loans to bank Fed credits bank’s reserve account
• discount loans Fed loans to bank Fed credits bank’s reserve account
• reserves increase
• MB increases• reserves increase
• MB increases
Reserves $100 Discount Loans $100
Banking System Assets Liabilities
open market purchaseopen market purchaseorordiscount loansdiscount loans
open market purchaseopen market purchaseorordiscount loansdiscount loans
• increase in MB due to increase in reserves OR due to increase in currency
• increase in MB due to increase in reserves OR due to increase in currency
III. Deposit creationIII. Deposit creationIII. Deposit creationIII. Deposit creation
• Fed increases reserves by $1,
• deposits increase by > $1 multiple deposit creation
• how?
• Fed increases reserves by $1,
• deposits increase by > $1 multiple deposit creation
• how?
exampleexampleexampleexample
• Fed buys $100 securities from bank bank securities decrease $100 bank reserves increase $100
• Fed buys $100 securities from bank bank securities decrease $100 bank reserves increase $100
Securities - $100Reserves $100
First National BankAssets Liabilities
• $100 increase in reserves are excess reserves, banks lends them out by crediting
checking account
• $100 increase in reserves are excess reserves, banks lends them out by crediting
checking account
Securities - $100 Checking $100Reserves $100Loans $100
First National BankAssets Liabilities
• borrower takes $100 loan and deposits in bank A reserves increase at bank A deposits increase at bank A
• borrower takes $100 loan and deposits in bank A reserves increase at bank A deposits increase at bank A
Reserves $100 Checking $100
Bank AAssets Liabilities
• required reserve ratio = 10%
• bank A must keep $10 free to lend $90
• required reserve ratio = 10%
• bank A must keep $10 free to lend $90
Reserves $10 Checking $100Loans $90
Bank AAssets Liabilities
• borrower at bank A takes $90 loan and deposits in bank B
• borrower at bank A takes $90 loan and deposits in bank B
Reserves $90 Checking $90
Bank BAssets Liabilities
• bank B must keep $9 free to lend $81
• bank B must keep $9 free to lend $81
Reserves $9 Checking $90Loans $81
Assets LiabilitiesBank B
where are we?where are we?where are we?where are we?
• initial $100 open market purchase
• checking deposits so far:
$100 + $90 + $81 = $271
• money has been created
• initial $100 open market purchase
• checking deposits so far:
$100 + $90 + $81 = $271
• money has been created
simple money multipliersimple money multipliersimple money multipliersimple money multiplier
• how much money creation is possible?
• how much money creation is possible?
change indeposits
= change in reserves
x1
reserve req.
• $100 increase in reserves,
$1000 increase in deposits• $100 increase in reserves,
$1000 increase in deposits
change indeposits
= $100 x1
.10= $1000
simple money multipliersimple money multipliersimple money multipliersimple money multiplier
• leaves out 2 possibilities:
(1) borrowers take some of loan as cash
(2) banks hold some excess reserves
• need a more complex multiplier
• leaves out 2 possibilities:
(1) borrowers take some of loan as cash
(2) banks hold some excess reserves
• need a more complex multiplier