Universidade de Vigo http://webs.uvigo.es/rgea ______________________________________________________________________ ______________________________________________________________________ Facultade de Ciencias Económicas e Empresariais, Campus As Lagoas-Marcosende, 36310 Vigo. RGEA Working Paper Series New Characterizations of the Constrained Equal Awards Rule in Multi-issue Allocation Situations* Gustavo Bergantiños, Letícia Lorenzo and Silvia Lorenzo Freire 3-09