He received “Laurea” in Mathematics at University of Rome “La Sapienza”, Italy, M.A. and Ph.D. in Pure Mathematics at University of California, Los Angeles, USA. He serves as referee for scientific international journals: Acta Mathematica Scientia; Applied Mathematics and Computation; British Journal of Economics, Management & Trade; Economic Modelling; Economics Bulletin; ISRN Economics; Journal of Economics; Journal of Mathematical Economics; Mathematical Methods in the Applied Sciences; Mathematical Social Sciences; Nonlinear Analysis Series B: Real World Applications; Optimal Control, Applications and Methods; Physics of Life Reviews.