En la práctica financiera y la enseñanza de las finanzas el tratamiento que se le da a algunos de los conceptos más importantes en la evaluación de proyectos y la valoración de empresas en muchos casos es por decir lo menos, ligero. Por un lado está la determinación de los flujos de caja...

The IRR problem. As widely known, the IRR has serious flaws: (i)multiple real-valued IRRs may arise, (ii) the meaning of each IRR may be ambiguous (rate of return or rate of cost?), (iii)complex-valued IRRs may arise, (iv) the IRR is, in general, incompatible with the net present value (NPV) in...

The purpose of this paper is to present a procedure to include the implicit assumptions of Net Present Value NPV in the Internal Rate of Return, IRR, and the profitability index (benefit-cost ratio B/CR). The resulting indicators are the weighted IRR (WIRR) and the expanded B/CR (EB/CR). These...

En esta nota pedagógica presento algunas sugerencias e ideas que puede ser útil tener en cuenta cuando se trata de pronosticar estados financieros a partir de datos históricos. Las ideas que se presentan son el resultado de la experiencia de aconsejar a los estudiantes de licenciatura y de...

This is a case for teaching. This case shows through several examples that the Net Present Value for project evaluation should be calculated based on estimates at current prices. It has been a widespread practice to evaluate projects at constant prices with a great deal of -today- unnecessary...

In this teaching note I list some suggestions that might be useful to take into account when forecasting financial statements departing from historical data. The ideas presented in this note are the result of advising undergraduate and graduate students in the course Econ 195.96/295.96...

We discuss some ideas useful when forecasting financial statements that are based on historical data.The chapter is organized as follows: First we discuss the relevance of prospective analysis for non traded firms. In a second section we a basic reviews of subjects that will be needed for...

Usually a great deal of effort is devoted in typical financial textbooks to the mechanics of the calculations of time value of money equivalencies: payments, future values, present values, etc. This is necessary. However little or no effort is devoted to how to arrive at the figures required to...

The internal rate of return (IRR) is often used by managers and practitioners for investment decisions. Unfortunately, it has serious flaws: (i) multiple real-valued IRRs may arise, (ii) complex-valued IRRs may arise, (iii) the IRR is, in general, incompatible with the net present value (NPV) in...

This article explores the behavior of the stock market in Colombia with the information given by the Bolsa de Bogota Index (Indice de la Bolsa de Bogota, IBB). The index is analyzed from January, 1930 to December, 1998. The inflation rate covers the same period; the inflation rate as measured by...