Capital structure theories: nature of capital structure; factors influencing the firm’s capital structure; traditional theories of capital structure – assumptions of the theories, Net income theory and Net operating income theory; Franco Modigliani and Merton Miller’s propositions – MM without taxes, MM with corporation taxes, MM with corporation and personal tax rates and MM with taxes and financial distress costs; other theories of capital structure; the pecking order theory; Static Trade-off theory and Agency effects, determination of the firm’s optimal capital structure using the Hamada model, CAPM and WACC