Imagine that West Bank starts with no existing assets, liabilities or equity. West Bank makes a loan of $1,000 to its customers (transaction 1). West Bank is aiming at backing up 8% of its loans with equity, through the issue of shares to customers of East Bank (transaction 2). West Bank is aiming at backing up 10% its overall deposits with ESF, that need to be borrowed from East Bank, if needed. (transaction 3)