We develop a novel dynamic model of banking showing that aggregate bank capital is an important determinant of bank lending. In our model commercial banks finance their loans with deposits and equity, while facing equity issuance costs. Because of this financial friction, banks build equity...

When a bank is burdened with Non Performing Loans, an underinvestment problem may arise. Banking Authorities often take the initiative to segregate these Non Performing Loans into a Bad Bank (BB), so that the remaining part of the bank, the Good Bank, finds it profitable to make new loans. These...