Insider understanding of country development: a novel application of Optimal Control Theory and Data Envelopment Analysis for benchmarking performance of Chilean and Brazilian companies - Alves Júnior, Paulo Nocera; Melo, Isotilia Costa; Rebelatto, Daisy Aparecida do Nascimento; Yushimito, Wilfredo F; Gude, Jorge Pereira (Central European Review of Economics and Management, 2019)