In investment appraisal, uncertainty can be managed through intervals or fuzzy numbers because the arithmetical properties and the extension principle are well established and can be successfully applied in a rigorous way. We apply interval and fuzzy numbers to the Average Internal Rate of...

This paper presents a new approach to real options. The current options-based models have provided new insights into capital-budgeting decisions. Unfortunately they are not widely used by corporate managers and practitioners as they are formally complex, rather difficult to understand and rest...

The purpose of this work is double. On one side, we wish to examine if subsidizing the cost of debt has some influence on the firm value (debt plus equity) or if it is just a transfer from debt holders to shareholders. On the other hand, we wish to show that research in Finance, as in many...

This paper makes use of a fuzzy expert system to evaluate a strategic investment. In particular, the model proposed aims at replicating the actual decision process accomplished by Florim S.p.a., an Italian ceramic tile firm which had the opportunity of buying a firm in the USA. The model is...

Business economics does not provide any methodology for appraising strategic investments, relying on informal approaches. Conversely, financial economics offers us plenty of sophisticated mathematical models unsuitable for applications and based on unrealistic assumptions. This paper presents an...

I present a set of conditions for defining risky debt associated to cash flow and not to accounting earnings. I explain why realization of tax shields for finite cash flows in any period of time t are correlated to Earnings before Interest and Taxes and are not correlated to interest expenses at...

In these slides we discuss the practical and conceptual difficulty of finding an Optimal Capital Structure. We propose a normative approach we call Implicit Bankruptcy Costs Theory and how to proceed to find the optimal capital structure and value with period-to-period constant and variable...

Muchos consultores, autores y profesores de Finanzas incluyen los cambios en losactivos liquidos (dividendos potenciales") en los flujos de caja. Esta practica escontraria a la teoria basica de las finanzas. Presentamos razones economicas, teoricas, yempiricas para apoyar la tesis. Por lo tanto,...

Tax saving´s valuation is crucial for discounted cash flow valuation and WACC estimation. There is an ongoing debate about the appropriate discount rate for tax savings under CAPM approach. On this paper we evaluate tax savings from a contingent claim approach in order to establish a framework...