What do we know about capital structure The arithmetic of active management Another puzzle: the growth in actively managed mutual funds Modelando contágio financeiro através de cópulas The effect of credit market competition on lending The cash flow sensitivity of cash Are internal capital markets efficient Access to capital, investiment, and the financial crisis Corporate ownership around the world Avaliando o efeito contágio entre economias durante crises financeiras Aggregate risk and the choice between cash and lines of credit