Introduction: A Stochastic Approach to Discounted Cash Flow -- Basic Elements: Cash Flow, Tax, Expectation, Cost of Capital, Value -- Corporate Income Tax: WACC, FTE, TCF, APV -- Personal Income Tax -- Corporate and Personal Income Tax -- Proofs -- Sketch of Solutions.

We build a model of the financial sector to explain why adverse asset shocks in good economic timeslead to a sudden drying up of liquidity. Financial firms raise short-term debt in order to finance assetpurchases. When asset fundamentals worsen, debt induces firms to risk-shift; this limits...