Alberto A. Alvarez UNED   Dep. Economía Aplicada Cuantitativa II Facultad CC. Económicas (UNED) Paseo Senda del Rey, 11 Madrid, Madrid 28040 SPAIN   aalvarez@cee.uned.es   http://www.uned.es/dpto-economia-aplicada-cuantitativa2/index.htm   Biographical Sketch: B. A. in Mathematics (Universidad Complutense de Madrid); Ph. D. in Economics (UNED).   Primary Research Focus: Mathematical Methods for Economics; Risk and Uncertainty; Finance; Public Economics   JEL Areas: D8 : Information, Knowledge, and Uncertainty: General C6 : Mathematical Methods and Programming: General