Notes, Comments and Preliminary results May 14 2015 Sergio Da Silva , Bruno Moreira and Newton Da Costa Jr   Handedness and digit ratio predict overconfidence in cognitive and motor skill tasks in a sample of preschoolers   Abstract  Contact Information  Citation  Full Text  -  Note   Jun 05 2013 Rodrigo P. Dill , Newton Da Costa Jr. and André A. P. Santos   Paraconsistent and fuzzy logic applied to company profitability analysis   Abstract  Contact Information  Citation  Full Text  -  Note   Feb 07 2013 Cesar Cupertino , Newton Da Costa Jr., Reinaldo Coelho and Emilio Menezes   Cash flow, earnings, and dividends: A comparison between different valuation methods for Brazilian companies   Abstract  Contact Information  Citation  Full Text  -  Comment   Sep 07 2011 A. Felipe Rodrigues , Newton Da Costa Jr and Sergio Da Silva   Overconfidence and excess entry: a comparison between students and managers   Abstract  Contact Information  Citation  Full Text  -  Note   Mar 26 2008 Newton da Costa, Jr. , Marcus Lima , Edgar Lanzer and Ana Lopes   DEA investment strategy in the Brazilian stock market   Abstract  Contact Information  Citation  Full Text  -  Note   Dec 06 2005 Sergio Da Silva , Newton Da Costa, Jr , Joao Tusi and Andre Santos   Evaluating Brazilian mutual funds with stochastic frontiers   Abstract  Contact Information  Citation  Full Text  -  Note   Oct 06 2005 Sergio Da Silva , Jefferson Cunha and Newton Da Costa, Jr   Stock selection based on cluster analysis   Abstract  Contact Information  Citation  Full Text  -  Note   Mar 21 2005 Sergio Da Silva , Paulo Ceretta , Silvia Nunes and Newton Da Costa, Jr   Stockmarket comovements revisited   Abstract  Contact Information  Citation  Full Text  -  Note