@phdthesis{ OYEDIRAN:2011,

title = { THREE ESSAYS ON PRO-SOCIAL BEHAVIOR },

author = { OLUSEGUN OYEDIRAN },

director = { PABLO BRAÑAS GARZA and MARIA FERNANDA RIVAS RODRIGUEZ },

school = { UNIVERSIDAD DE GRANADA. TEORIA E HISTORIA ECONOMICA },

year = { 2011 },

}