Born on April 19, 1949. In Recognition of his pioneering works on novel analytic constructs which turn out to be useful for problems in economics. His introduction of subsymmetric sets resulted in extending the reach celebrated Ash bargaining solution to more egalitarian (Rawlsian) grounds. He also proposed the Olson ratio which enriches the rent-seeking paradigm and derived and applied the debt-adjusted real exchange rate which enlarges the pool of relevant indicators for exchange rate policy.