Traditional banking is built on four pillars: SME lending, access to public liquidity, deposit insurance, and prudential supervision. This vision has been shattered by repeated bailouts of shadow financial institutions. This paper puts ``special depositors and borrowers'' at the core of the...

Traditional banking is built on four pillars: SME lending, insured deposit taking, access to lender of last resort, and prudential supervision. This paper unveils the logic of the quadrilogy by showing that it emerges naturally as an equilibrium outcome in a game between banks and the...