This teaching note shows the relationship between levered and unlevered betas and the general formulation for the cost of equity. It also shows, step by step, the procedure to estimate betas from data found in the stock market.It shows well known procedures for estimating betas: correlation...

Este trabajo muestra la relación entre las betas apalancadas y sin deuda y la formulación general para el costo del capital. También muestra, paso a paso, el procedimiento para calcular las betas a partir de los datos que se encuentran en el mercado de valores. Se muestran procedimientos...

This is an annotated appendix that accompanies the paper. In this note, we provide detailed commentary on a numerical example that illustrates the ideas that we discuss in the main paper. The numerical example is in Table18.10, Chapter 8, page 656, of the third edition of Corporate Finance,...

In this note, we extend a numerical example in the textbook by Berk & DeMarzo that matches methods for only when K_TS is equal to K_D. We show that there is a generalized formulation for the return to levered equity K_E that works for any value of K_TS, the appropriate discount rate for the tax...

In this note, we comment on and discuss the weirdness and absurdity of the idea that Professor Fernandez has argued for. The weirdness or absurdity of a theory does not automatically disqualify a theory; however, perhaps another review of the implications of the theory may have some merit. It...

In this note, we discuss two fundamental principles for Cash Flow Valuation (CFV). We hope that adherence to these two principles will improve the practice of CFV. These principles are general, relatively uncontroversial, and should be acceptable as starting points for cash flow valuation....

La versión española de este artículo se puede encontrar en: 'http://ssrn.com/abstract=2685207' http://ssrn.com/abstract=2685207.We discuss the relevance of personal taxes on Tax Shields. Interest and taxes are the basis for defining an optimal capital structure. When personal taxes are...

This paper has an English version and can be downloaded from: "http://ssrn.com/abstract=1799605" http://ssrn.com/abstract=1799605En este trabajo se muestra cómo encontrar la estructura óptima de capital y el valor con un endeudamiento constante y variable período a período, cuando la tasa de...

Usually in financial textbooks and courses the theory of portfolio selection is taught in a strictly theoretical way. There is a model (Markowitz) that stipulates that an investor has preferences and that she will choose the best portfolio, given her preference curves and an efficient frontier....

La versión española de este artículo se puede encontrar en: "http://ssrn.com/abstract=1826264" http://ssrn.com/abstract=1826264This paper shows how to proceed to find the optimal capital structure and value with period-to-period constant and variable leverage, when the discount rate for tax...