The Market Portfolio is not an efficient portfolio. There are many evidences that tell us that: the equal weighted indexes have beaten their market-value weighted indexes for many years, many easy-to-build portfolios (some “smart-beta”, “multifactors”) have beaten market-value weighted...

We rank the 61 companies operating in 2009 in the Pension Fund Industry in Spain using data from 1994 to 2009 for the 1,393 existing individual mutual funds. The best companies according to the ranking were: Bestinver, Caja Manresa, Cajasur, Merchbanc and Ibercaja. The worst, according to the...

We rank the 64 companies operating in 2010 in the Pension Fund Industry in Spain using data from 1990 to 2010 for the existing individual mutual funds. The best companies according to the ranking were Bestinver, Mutua Madrilena and Merchbanc. The worst, according to the ranking, were Caja...

This paper contains the statistics of a survey about the Risk-Free Rate (RF) and of the Market Risk Premium (MRP) used in 2015 for 41 countries. We got answers for 68 countries, but we only report the results for 41 countries with more than 25 answers.The average (RF) used in 2015 was smaller...

The value of tax shields (VTS) defines the increase in the company's value as a result of the tax saving obtained by the payment of interest. However, there is no consensus in the existing literature regarding the correct way to compute the VTS. Most authors think of calculating the VTS in terms...

We show, as simply as possible, the model's development, its implications and the assumptions on which it is based.The paper also contains 307 interesting comments and criticism from several professors, finance professionals and Ph.D. students about the CAPM: 234 basically agree in using the...

The document starts with 100 questions that students, alumni and other persons (judges, arbitrageurs, clients…) have posed to me over the past years. They were recompiled so as to help the reader remember, clarify and, in some cases, discuss some useful concepts in finance. Most of the...

On April 16, 2012 the Argentine Federal Government decreed the intervention of YPF. Its share price declined 29% the day after. Two weeks later the Argentinean Parliament approved the expropriation of 51% of the YPF shares owned by Repsol. We prepared a month ago the case “Valuation of an...

The “VERAVAL Valuation” forecasts a great future for ElectraBul with solid customer, sales and FCF growth. Between 2010 and 2019 the customer base is expected to grow by 60%, sales in MWh by 72%, etc. However, the “VERAVAL Valuation” concludes that the value of ElectraBul shares in April...