Econ 350: October 29 th

Econ 350: October 29th • How do banks work? • Chapter 10 • Preconceptions • Soros funds alternative economics

The Bank Balance Sheet Liabilities : Sources of funds Checkable deposits 6% Nontransaction deposits 53% Borrowings 31% Bank capital 10% Note: in 1960 checkable deposits were 60% of liabilities

The Bank Balance Sheet Assets: Uses of funds Reserves 8% Securities 22% Loans 60% Other assets 10%

Table 1 Balance Sheet of All Commercial Banks (items as a percentage of the total, December 2008)

Basic Banking: Cash Deposit Opening of a checking account leads to an increase in the bank’s reserves equal to the increase in checkable deposits

Basic Banking: Check Deposit

Basic Banking: Making a Profit The bank borrows short and lends long Susceptibility to runs comes from this fact Note that the process need not stop here $90 is deposited somewhere  $81 in loan is possible

Bank Management Liquidity Management Asset Management Liability Management Capital Adequacy Management Credit Risk Interest-rate Risk

Liquidity Management: Ample Excess Reserves Suppose bank’s required reserves are 10% If a bank has ample excess reserves, a deposit outflow does not necessitate changes in other parts of its balance sheet

Liquidity Management: Shortfall in Reserves Reserves are a legal requirement and the shortfall must be eliminated Excess reserves are insurance against the costs associated with deposit outflows Alternatives: each is costly Borrow: from other banks or the FED Sell securities Reduce Loans

Liquidity Management: Borrowing Cost incurred is the interest rate paid on the borrowed funds

Liquidity Management: Securities Sale The cost of selling securities is the brokerage and other transaction costs

Liquidity Management: Federal Reserve Borrowing from the Fed also incurs interest payments based on the discount rate

Liquidity Management: Reduce Loans Reduction of loans is the most costly way of acquiring reserves Calling in loans antagonizes customers Other banks may only agree to purchase loans at a substantial discount

Asset Management: Three Goals Seek the highest possible returns on loans and securities Reduce risk Have adequate liquidity

Asset Management: Four Tools Find borrowers who will pay high interest rates and have low possibility of defaulting Purchase securities with high returns and low risk Lower risk by diversifying Balance need for liquidity against increased returns from less liquid assets

Liability Management Recent phenomenon due to rise of money center banks Expansion of overnight loan markets and new financial instruments (such as negotiable CDs) Checkable deposits have decreased in importance as source of bank funds

Capital Adequacy Management Bank capital helps prevent bank failure The amount of capital affects return for the owners (equity holders) of the bank Regulatory requirement

Capital Adequacy Management: Preventing Bank Failure

Capital Adequacy Management: Returns to Equity Holders

Econ 350: October 29 th